diff --git a/res/locales/zh_CN.po b/res/locales/zh_CN.po
index 01f227c4..840131a2 100644
--- a/res/locales/zh_CN.po
+++ b/res/locales/zh_CN.po
@@ -2,14 +2,26 @@
 # Copyright (C) 2020 the PACKAGE authors
 # This file is distributed under the same license as the SolveSpace package.
 # <lomatus@163.com>, 2020.
+# <liuxilu@live.com>, 2023.
+# 
+# 译词一致性
+# mesh网格 grid格线
+# text文本 comment备注
+# vertical竖直 perpendicular垂直
+# Rotate旋转 Lathe转圈 Revolve扫略
+# solid实心体 object对象 entity物件
+# plane点线面/平面 face/surface表面 plane_faces平表面
+# 
+# 约束的选择错误。此约束可用于：A与(B和C)
+# 一点/工作面 一条线段 一个表面 一个以上
 # 
 msgid ""
 msgstr ""
 "Project-Id-Version: SolveSpace 3.0\n"
 "Report-Msgid-Bugs-To: phkahler@gmail.com\n"
 "POT-Creation-Date: 2023-01-20 16:45+0200\n"
-"PO-Revision-Date: 2021-04-03 13:10-0400\n"
-"Last-Translator: lomatus@163.com\n"
+"PO-Revision-Date: 2023-04-30 15:58+0800\n"
+"Last-Translator: liuxilu@live.com\n"
 "Language-Team: none\n"
 "Language: zh_CN\n"
 "MIME-Version: 1.0\n"
@@ -23,17 +35,17 @@ msgid ""
 "\n"
 "Activate one with Sketch -> In Workplane."
 msgstr ""
-"仅在工作平面中剪切、粘贴和复制工作。\n"
+"剪切、粘贴、复制在工作面内才可用。\n"
 "\n"
-"使用\"工作平面中的草图 -+\"激活一个。"
+"用\"绘图 -> 在工作面内\"来激活一个。"
 
 #: clipboard.cpp:326
 msgid "Clipboard is empty; nothing to paste."
-msgstr "剪贴板为空;没有要粘贴的内容。"
+msgstr "剪贴板为空；没有能粘贴的。"
 
 #: clipboard.cpp:373
 msgid "Number of copies to paste must be at least one."
-msgstr "要粘贴的副本数必须至少为 1 个。"
+msgstr "至少要粘贴 1 个副本。"
 
 #: clipboard.cpp:389 textscreens.cpp:832
 msgid "Scale cannot be zero."
@@ -41,17 +53,17 @@ msgstr "缩放不能为零。"
 
 #: clipboard.cpp:431
 msgid "Select one point to define origin of rotation."
-msgstr "选择一个点以定义旋转原点。"
+msgstr "选择一个点来定义旋转中心。"
 
 #: clipboard.cpp:443
 msgid "Select two points to define translation vector."
-msgstr "选择两个点来定义转换向量。"
+msgstr "选择两个点来定义平移向量。"
 
 #: clipboard.cpp:453
 msgid ""
 "Transformation is identity. So all copies will be exactly on top of each "
 "other."
-msgstr "转换就是标识，因此所有的复制在彼此之上。"
+msgstr "输入的变换是不动，因此所有副本将互相重叠。"
 
 #: clipboard.cpp:457
 msgid "Too many items to paste; split this into smaller pastes."
@@ -59,97 +71,97 @@ msgstr "要粘贴的项目太多; 请把他们拆分。"
 
 #: clipboard.cpp:462
 msgid "No workplane active."
-msgstr "没有工作平面处于活动状态。"
+msgstr "无活动工作面。"
 
 #: confscreen.cpp:381
 msgid "Bad format: specify coordinates as x, y, z"
-msgstr "格式错误：将坐标指定为 x、y、z"
+msgstr "格式错误：请用 x,y,z 指定坐标"
 
 #: confscreen.cpp:391 style.cpp:729 textscreens.cpp:863
 msgid "Bad format: specify color as r, g, b"
-msgstr "格式错误：将颜色指定为 r、g、b"
+msgstr "格式错误：请用 r,g,b 指定颜色"
 
 #: confscreen.cpp:417
 msgid ""
 "The perspective factor will have no effect until you enable View -> Use "
 "Perspective Projection."
-msgstr "在启用\"视图 -= 使用透视投影\"之前，透视因子将不起作用。"
+msgstr "若不启用\"查看 -> 使用透视投影\"，透视因数将不起作用。"
 
 #: confscreen.cpp:435 confscreen.cpp:445
 #, c-format
 msgid "Specify between 0 and %d digits after the decimal."
-msgstr "在十进制之后指定 0 和 %d 数字之间。"
+msgstr "请指定小数点后 0 到 %d 位。"
 
 #: confscreen.cpp:457
 msgid "Export scale must not be zero!"
-msgstr "输出比例不能为零！"
+msgstr "导出比例不能为零！"
 
 #: confscreen.cpp:469
 msgid "Cutter radius offset must not be negative!"
-msgstr "刀具半径偏移不能为负数！"
+msgstr "刀具半径偏移不能为负！"
 
 #: confscreen.cpp:528
 msgid "Bad value: autosave interval should be positive"
-msgstr "坏值：自动保存间隔应为正"
+msgstr "值错误：自动保存间隔应为正"
 
 #: confscreen.cpp:531
 msgid "Bad format: specify interval in integral minutes"
-msgstr "格式错误：以整数分钟为单位指定间隔"
+msgstr "格式错误：间隔应为整分钟"
 
 #: constraint.cpp:12
 msgctxt "constr-name"
 msgid "pts-coincident"
-msgstr "点约束"
+msgstr "点点重合"
 
 #: constraint.cpp:13
 msgctxt "constr-name"
 msgid "pt-pt-distance"
-msgstr "点点间距"
+msgstr "点点距离"
 
 #: constraint.cpp:14
 msgctxt "constr-name"
 msgid "pt-line-distance"
-msgstr "线长"
+msgstr "点线距离"
 
 #: constraint.cpp:15
 msgctxt "constr-name"
 msgid "pt-plane-distance"
-msgstr "平面具体"
+msgstr "点面距离"
 
 #: constraint.cpp:16
 msgctxt "constr-name"
 msgid "pt-face-distance"
-msgstr "面间距"
+msgstr "点面距离"
 
 #: constraint.cpp:17
 msgctxt "constr-name"
 msgid "proj-pt-pt-distance"
-msgstr "点点距离"
+msgstr "点点投影距离"
 
 #: constraint.cpp:18
 msgctxt "constr-name"
 msgid "pt-in-plane"
-msgstr "点在面"
+msgstr "点在面上"
 
 #: constraint.cpp:19
 msgctxt "constr-name"
 msgid "pt-on-line"
-msgstr "点在线"
+msgstr "点在直线上"
 
 #: constraint.cpp:20
 msgctxt "constr-name"
 msgid "pt-on-face"
-msgstr "点在面"
+msgstr "点在表面上"
 
 #: constraint.cpp:21
 msgctxt "constr-name"
 msgid "eq-length"
-msgstr "长度相同"
+msgstr "线长相等"
 
 #: constraint.cpp:22
 msgctxt "constr-name"
 msgid "eq-length-and-pt-ln-dist"
-msgstr "长度相等且点在距离"
+msgstr "线长与点线距离相等"
 
 #: constraint.cpp:23
 msgctxt "constr-name"
@@ -159,37 +171,37 @@ msgstr "点线距离相等"
 #: constraint.cpp:24
 msgctxt "constr-name"
 msgid "length-ratio"
-msgstr "长度比率"
+msgstr "线长比例"
 
 #: constraint.cpp:25
 msgctxt "constr-name"
 msgid "arc-arc-length-ratio"
-msgstr "弧线与弧线长度比例"
+msgstr "弧长比例"
 
 #: constraint.cpp:26
 msgctxt "constr-name"
 msgid "arc-line-length-ratio"
-msgstr "弧线与直线长度比例"
+msgstr "弧长与线长比例"
 
 #: constraint.cpp:27
 msgctxt "constr-name"
 msgid "length-difference"
-msgstr "长度不同"
+msgstr "线长之差"
 
 #: constraint.cpp:28
 msgctxt "constr-name"
 msgid "arc-arc-len-difference"
-msgstr "弧线与弧线长度差"
+msgstr "弧长之差"
 
 #: constraint.cpp:29
 msgctxt "constr-name"
 msgid "arc-line-len-difference"
-msgstr "弧线与直线长度差"
+msgstr "弧长与线长之差"
 
 #: constraint.cpp:30
 msgctxt "constr-name"
 msgid "symmetric"
-msgstr "对称的"
+msgstr "对称"
 
 #: constraint.cpp:31
 msgctxt "constr-name"
@@ -199,92 +211,92 @@ msgstr "水平对称"
 #: constraint.cpp:32
 msgctxt "constr-name"
 msgid "symmetric-v"
-msgstr "纵向对称"
+msgstr "竖直对称"
 
 #: constraint.cpp:33
 msgctxt "constr-name"
 msgid "symmetric-line"
-msgstr "线对称"
+msgstr "关于直线对称"
 
 #: constraint.cpp:34
 msgctxt "constr-name"
 msgid "at-midpoint"
-msgstr "在中点"
+msgstr "中点"
 
 #: constraint.cpp:35
 msgctxt "constr-name"
 msgid "horizontal"
-msgstr "水平约束"
+msgstr "水平"
 
 #: constraint.cpp:36
 msgctxt "constr-name"
 msgid "vertical"
-msgstr "垂直约束"
+msgstr "竖直"
 
 #: constraint.cpp:37
 msgctxt "constr-name"
 msgid "diameter"
-msgstr "直径约束"
+msgstr "直径"
 
 #: constraint.cpp:38
 msgctxt "constr-name"
 msgid "pt-on-circle"
-msgstr "圆点约束"
+msgstr "点在圆上"
 
 #: constraint.cpp:39
 msgctxt "constr-name"
 msgid "same-orientation"
-msgstr "相同原点"
+msgstr "同向"
 
 #: constraint.cpp:40
 msgctxt "constr-name"
 msgid "angle"
-msgstr "角度约束"
+msgstr "角度"
 
 #: constraint.cpp:41
 msgctxt "constr-name"
 msgid "parallel"
-msgstr "平行约束"
+msgstr "平行"
 
 #: constraint.cpp:42
 msgctxt "constr-name"
 msgid "arc-line-tangent"
-msgstr "弧切线"
+msgstr "弧和线相切"
 
 #: constraint.cpp:43
 msgctxt "constr-name"
 msgid "cubic-line-tangent"
-msgstr "立方体切线"
+msgstr "三次曲线和直线相切"
 
 #: constraint.cpp:44
 msgctxt "constr-name"
 msgid "curve-curve-tangent"
-msgstr "曲线间切线"
+msgstr "曲线相切"
 
 #: constraint.cpp:45
 msgctxt "constr-name"
 msgid "perpendicular"
-msgstr "垂直约束"
+msgstr "垂直"
 
 #: constraint.cpp:46
 msgctxt "constr-name"
 msgid "eq-radius"
-msgstr "等于半径"
+msgstr "半径相等"
 
 #: constraint.cpp:47
 msgctxt "constr-name"
 msgid "eq-angle"
-msgstr "等于角度"
+msgstr "角度相等"
 
 #: constraint.cpp:48
 msgctxt "constr-name"
 msgid "eq-line-len-arc-len"
-msgstr "等于线长或弧长"
+msgstr "线长和弧长相等"
 
 #: constraint.cpp:49
 msgctxt "constr-name"
 msgid "lock-where-dragged"
-msgstr "锁定位置"
+msgstr "定位后锁定"
 
 #: constraint.cpp:50
 msgctxt "constr-name"
@@ -295,20 +307,19 @@ msgstr "备注"
 msgid ""
 "The tangent arc and line segment must share an endpoint. Constrain them with "
 "Constrain -> On Point before constraining tangent."
-msgstr "切线弧和线段必须共享一个端点。在约束切线之前，使用约束 -= 点约束它们。"
+msgstr "要相切的弧和线段必须有共同端点。约束相切之前，用\"约束 -> 在点上\"来约束它们。"
 
 #: constraint.cpp:163
 msgid ""
 "The tangent cubic and line segment must share an endpoint. Constrain them "
 "with Constrain -> On Point before constraining tangent."
-msgstr ""
-"切线立方段和线段必须共享终结点。在约束切线之前，使用约束 -= 点约束它们。"
+msgstr "要相切的三次曲线段和线段必须有共同端点。约束相切之前，使用\"约束 -> 在点上\"来约束它们。"
 
 #: constraint.cpp:189
 msgid ""
 "The curves must share an endpoint. Constrain them with Constrain -> On Point "
 "before constraining tangent."
-msgstr "曲线必须共享一个终结点。在约束切线之前，使用约束 -= 点约束它们。"
+msgstr "要约束的曲线必须有共同端点。约束相切之前，使用\"约束 -> 在点上\"来约束它们。"
 
 #: constraint.cpp:240
 msgid ""
@@ -323,20 +334,20 @@ msgid ""
 "    * a plane face and a point (minimum distance)\n"
 "    * a circle or an arc (diameter)\n"
 msgstr ""
-"距离/直径约束的选择错误。此约束可应用于：\n"
+"距离/直径约束的选择错误。此约束可用于：\n"
 "\n"
-"* 两点（点之间的距离）\n"
+"    * 两点（点距）\n"
 "    * 线段（长度）\n"
-"    * 两个点和线段或法线（投影距离）\n"
-"    * 工作平面和点（最小距离）\n"
-"    * 线段和点（最小距离）\n"
-"    * 平面面和点（最小距离）\n"
-"    * 圆或弧（直径）\n"
+"    * 两点与一条线段或法线（投影距离）\n"
+"    * 一点与一工作面（最小距离）\n"
+"    * 一点与一条线段（最小距离）\n"
+"    * 一点与一平表面（最小距离）\n"
+"    * 一个圆或一条弧（直径）\n"
 
 #: constraint.cpp:303
 msgid ""
-"Bad selection for on point / curve / plane constraint. This constraint can "
-"apply to:\n"
+"Bad selection for on point / curve / plane constraint. "
+"This constraint can apply to:\n"
 "\n"
 "    * two or more points (points coincident)\n"
 "    * a point and a workplane (point in plane)\n"
@@ -344,20 +355,34 @@ msgid ""
 "    * a point and a circle or arc (point on curve)\n"
 "    * a point and one to three plane faces (point on face(s))\n"
 msgstr ""
+"在点/线/面上约束的选择错误。此约束可用于：\n"
+"\n"
+"    * 两个以上的点（点点重合）\n"
+"    * 一点与一平面（点在面上）\n"
+"    * 一点与一条线段（点在直线上）\n"
+"    * 一点与一个圆或弧（点在曲线上）\n"
+"    * 一点与一到三个平表面（点在表面上）\n"
 
 #: constraint.cpp:364
 msgid ""
-"Bad selection for equal length / radius constraint. This constraint can "
-"apply to:\n"
+"Bad selection for equal length / radius constraint. "
+"This constraint can apply to:\n"
 "\n"
 "    * two or more line segments (equal length)\n"
 "    * two line segments and two points (equal point-line distances)\n"
 "    * a line segment and two points (equal point-line distances)\n"
-"    * a line segment, and a point and line segment (point-line distance "
-"equals length)\n"
+"    * a line segment, and a point and line segment (point-line distance equals length)\n"
 "    * two or more circles or arcs (equal radius)\n"
 "    * a line segment and an arc (line segment length equals arc length)\n"
 msgstr ""
+"长度/半径相等约束的选择错误。此约束可用于：\n"
+"\n"
+"    * 两条以上线段（长度相等）\n"
+"    * 两条线段与两点（点线距离相等）\n"
+"    * 一条线段与两点（点线距离相等）\n"
+"    * 一条线段与一点和线段（点线距离等于长度）\n"
+"    * 一条线段和一条弧（线长等于弧长）\n"
+"    * 两个以上圆或弧（半径相等）\n"
 
 #: constraint.cpp:417
 msgid ""
@@ -367,11 +392,11 @@ msgid ""
 "    * two arcs\n"
 "    * one arc and one line segment\n"
 msgstr ""
-"长度比例约束选择错误. 该约束可用于:\n"
+"长度比例约束的选择错误。此约束可用于：\n"
 "\n"
-"    * 二个线段之间\n"
-"    * 二个弧线之间\n"
-"    * 一个弧线与一个线段之间\n"
+"    * 两条线段\n"
+"    * 两条弧线\n"
+"    * 一条弧线与一条线段\n"
 
 #: constraint.cpp:452
 msgid ""
@@ -382,11 +407,11 @@ msgid ""
 "    * two arcs\n"
 "    * one arc and one line segment\n"
 msgstr ""
-"长度差约束选择错误. 该约束可用至:\n"
+"长度差约束选择错误。此约束可用于：\n"
 "\n"
-"    * 二个线段之间\n"
-"    * 二个弧线之间\n"
-"    * 一个弧线与一个线段之间\n"
+"    * 两条线段\n"
+"    * 两条弧线\n"
+"    * 一条弧线与一条线段\n"
 
 #: constraint.cpp:487
 msgid ""
@@ -395,10 +420,10 @@ msgid ""
 "    * a line segment and a point (point at midpoint)\n"
 "    * a line segment and a workplane (line's midpoint on plane)\n"
 msgstr ""
-"中点约束的选定方法错误。此约束可应用于：\n"
+"中点约束的选择错误。此约束可用于：\n"
 "\n"
-"* 线段和点（点在中点）\n"
-"    * 线段和工作平面（平面上的线中点）\n"
+"    * 一条线段和一点（点在线段中点上）\n"
+"    * 一条线段和一工作面（线段中点在平面上）\n"
 
 #: constraint.cpp:545
 msgid ""
@@ -411,32 +436,35 @@ msgid ""
 "    * workplane, and two points or a line segment (symmetric about "
 "workplane)\n"
 msgstr ""
-"对称约束的选择错误。此约束可应用于：\n"
+"对称约束的选择错误。此约束可用于：\n"
 "\n"
-"* 两个点或线段（与工作平面的坐标轴对称）\n"
-"    * 线段，和两个点或线段（对称的线段）\n"
-"    * 工作平面和两个点或线段（工作平面对称）\n"
+"    * 两点或一条线段（关于工作面坐标轴对称）\n"
+"    * 一条线段与两点或一条线段（关于直线对称）\n"
+"    * 一工作面和两点或一条线段（关于工作面对称）\n"
 
 #: constraint.cpp:560
 msgid ""
 "A workplane must be active when constraining symmetric without an explicit "
 "symmetry plane."
-msgstr "在没有显式对称平面约束对称时，工作平面必须处于活动状态。"
+msgstr "没有明显的对称面时，约束对称必须有活动工作面。"
 
 #: constraint.cpp:600
 msgid ""
 "Activate a workplane (with Sketch -> In Workplane) before applying a "
 "horizontal or vertical constraint."
-msgstr "在应用水平或垂直约束之前，激活工作平面（使用草图 -= 在工作平面中）。"
+msgstr "使用水平或竖直约束之前应激活工作面（用\"绘图 -> 在工作面内\"）。"
 
 #: constraint.cpp:616
 msgid ""
-"Bad selection for horizontal / vertical constraint. This constraint can "
-"apply to:\n"
-"\n"
+"Bad selection for horizontal / vertical constraint. "
+"This constraint can apply to:\n\n"
 "    * two or more points\n"
 "    * one or more line segments\n"
 msgstr ""
+"水平/竖直约束的选择错误。此约束可用于：\n"
+"\n"
+"    * 两个以上的点\n"
+"    * 一条以上的线段\n"
 
 #: constraint.cpp:634
 msgid ""
@@ -445,9 +473,9 @@ msgid ""
 "\n"
 "    * two normals\n"
 msgstr ""
-"同一方向约束的选择错误。此约束可应用于：\n"
+"同向约束的选择错误。此约束可用于：\n"
 "\n"
-"    * 两个法线\n"
+"    * 两条法线\n"
 
 #: constraint.cpp:685
 msgid "Must select an angle constraint."
@@ -455,37 +483,52 @@ msgstr "必须选择角度约束。"
 
 #: constraint.cpp:698
 msgid "Must select a constraint with associated label."
-msgstr "必须选择具有关联标签的约束。"
+msgstr "必须选择有尺寸的约束。"
 
 #: constraint.cpp:721
 msgid ""
-"Bad selection for angle constraint. This constraint can apply to:\n"
-"\n"
+"Bad selection for angle constraint. This constraint "
+"can apply to:\n\n"
 "Angle between:\n"
 "    * two line segments\n"
 "    * a line segment and a normal\n"
 "    * two normals\n"
-"\n"
-"Equal angles:\n"
+"\nEqual angles:\n"
 "    * four line segments or normals (equal angle between A,B and C,D)\n"
 "    * three line segments or normals (equal angle between A,B and B,C)\n"
 msgstr ""
+"角度约束的选择错误。此约束可用于：\n"
+"\n"
+"    * 两条线段\n"
+"    * 两条法线\n"
+"    * 一条线段和一条法线\n"
+"之间的角度\n"
+"    * 四条线段或法线（AB之间与CD之间角度相等）\n"
+"    * 三条线段或法线（AB之间与BC之间角度相等）\n"
+"之间的角度相等"
 
 #: constraint.cpp:805
 msgid "Curve-curve tangency must apply in workplane."
-msgstr "曲线曲线切线必须应用于工作平面。"
+msgstr "曲线相切必须在工作面内应用。"
 
 #: constraint.cpp:818
 msgid ""
-"Bad selection for parallel / tangent constraint. This constraint can apply "
-"to:\n"
-"\n"
+"Bad selection for parallel / tangent constraint. This "
+"constraint can apply to:\n\n"
 "    * two faces\n"
 "    * two or more line segments (parallel)\n"
 "    * one or more line segments and one or more normals (parallel)\n"
 "    * two or more normals (parallel)\n"
-"    * two line segments, arcs, or beziers, that share an endpoint (tangent)\n"
+"    * two line segments, arcs, or beziers, that share "
+"an endpoint (tangent)\n"
 msgstr ""
+"平行/相切约束的选择错误。此约束可用于：\n"
+"\n"
+"    * 两个表面\n"
+"    * 两条以上线段（平行）\n"
+"    * 两条以上法线（平行）\n"
+"    * 一条以上线段与一条以上法线（平行）\n"
+"    * 有共同端点的两条弧/线段/贝塞尔曲线（相切）\n"
 
 #: constraint.cpp:843
 msgid ""
@@ -496,6 +539,12 @@ msgid ""
 "    * a line segment and a normal\n"
 "    * two normals\n"
 msgstr ""
+"垂直约束的选择错误。此约束可用于：\n"
+"\n"
+"    * 两个表面\n"
+"    * 两条线段\n"
+"    * 两条法线\n"
+"    * 一条线段与一条法线\n"
 
 #: constraint.cpp:860
 msgid ""
@@ -504,24 +553,24 @@ msgid ""
 "\n"
 "    * a point\n"
 msgstr ""
-"拖动约束的锁点选择错误。此约束可应用于：\n"
+"定位后锁定点约束的选择错误。此约束可用于：\n"
 "\n"
 "    * 一点\n"
 
 #: constraint.cpp:875 mouse.cpp:1158
 msgid "NEW COMMENT -- DOUBLE-CLICK TO EDIT"
-msgstr "新备注 - 双击编辑"
+msgstr "新备注——双击编辑"
 
 #: constraint.cpp:881
 msgid "click center of comment text"
-msgstr "单击注释文本的中心"
+msgstr "单击备注文本的中心"
 
 #: export.cpp:19
 msgid ""
 "No solid model present; draw one with extrudes and revolves, or use Export "
 "2d View to export bare lines and curves."
 msgstr ""
-"不存在实体模型;使用拉伸和旋转绘制一个，或使用导出 2d 视图导出裸线和曲线。"
+"不存在实心体模型；用拉伸和扫略来绘制，或使用\"导出2D视图\"导出光杆直线和曲线。"
 
 #: export.cpp:61
 msgid ""
@@ -532,33 +581,32 @@ msgid ""
 "    * a point and two line segments (plane through point and parallel to "
 "lines)\n"
 msgstr ""
-"导出部分的选择错误。请选择：\n"
+"导出截面的选择错误。请选择：\n"
 "\n"
-"    * 无，带活动工作平面（工作平面为剖面平面）\n"
-"    * 面（通过面的剖面）\n"
-"    * 一个点和两个线段（平面穿过点和平行线）\n"
+"    * 空，有活动工作面时（工作面为截面）\n"
+"    * 一个表面（截面穿过表面）\n"
+"    * 一点与两条线段（截面穿过点并与线平行）\n"
 
 #: export.cpp:818
 msgid "Active group mesh is empty; nothing to export."
-msgstr "活动组网格为空;没有要导出的。"
+msgstr "活动组网格为空；没有能导出的。"
 
 #: exportvector.cpp:336
 msgid "freehand lines were replaced with continuous lines"
-msgstr "手绘线替换为连续线"
+msgstr "手绘样式的线已替换为连续线"
 
 #: exportvector.cpp:338
 msgid "zigzag lines were replaced with continuous lines"
-msgstr "锯齿线替换为连续线"
+msgstr "锯齿样式的线已替换为连续线"
 
 #: exportvector.cpp:592
 msgid ""
 "Some aspects of the drawing have no DXF equivalent and were not exported:\n"
-msgstr "绘图的某些方面没有 DXF 等效项，并且未导出：\n"
+msgstr "图纸的某些方面没有DXF等效项，并且未导出：\n"
 
 #: exportvector.cpp:838
-msgid ""
-"PDF page size exceeds 200 by 200 inches; many viewers may reject this file."
-msgstr "PDF 页面大小超过 200 英寸或 200 英寸;许多查看器可能会拒绝此文件。"
+msgid "PDF page size exceeds 200 by 200 inches; many viewers may reject this file."
+msgstr "PDF页面大小超过200x200英寸；许多查看器可能会拒绝此文件。"
 
 #: file.cpp:44 group.cpp:91
 msgctxt "group-name"
@@ -572,13 +620,13 @@ msgstr "#参考"
 
 #: file.cpp:550
 msgid "The file is empty. It may be corrupt."
-msgstr "文件为空, 可能已损坏."
+msgstr "文件为空，可能已损坏。"
 
 #: file.cpp:555
 msgid ""
 "Unrecognized data in file. This file may be corrupt, or from a newer version "
 "of the program."
-msgstr "未识别文件内数据。该文件可能损坏，或使用新版本应用程序尝试打开。"
+msgstr "文件内数据无法识别。该文件可能损坏，或来自新版本程序。"
 
 #: file.cpp:867
 msgctxt "title"
@@ -589,7 +637,7 @@ msgstr "文件丢失"
 #, c-format
 msgctxt "dialog"
 msgid "The linked file “%s” is not present."
-msgstr "连接的文件不存在：\"%s\"。"
+msgstr "不存在连接的文件\"%s\"。"
 
 #: file.cpp:870
 msgctxt "dialog"
@@ -598,7 +646,7 @@ msgid ""
 "\n"
 "If you decline, any geometry that depends on the missing file will be "
 "permanently removed."
-msgstr "您是否想手工查找？如果是，所有基于该丢失文件的几何对象将会被全部删除."
+msgstr "您是否想手动查找？如果拒绝，基于丢失文件的所有几何图形将被永久删除。"
 
 #: file.cpp:873
 msgctxt "button"
@@ -625,11 +673,11 @@ msgstr "新建(&N)"
 
 #: graphicswin.cpp:43
 msgid "&Open..."
-msgstr "打开(&O)"
+msgstr "打开...(&O)"
 
 #: graphicswin.cpp:44
 msgid "Open &Recent"
-msgstr "打开最近使用(&R)"
+msgstr "打开最近文件(&R)"
 
 #: graphicswin.cpp:45
 msgid "&Save"
@@ -637,35 +685,35 @@ msgstr "保存(&S)"
 
 #: graphicswin.cpp:46
 msgid "Save &As..."
-msgstr "另存为(&A)"
+msgstr "另存为...(&A)"
 
 #: graphicswin.cpp:48
 msgid "Export &Image..."
-msgstr "导出图片(&I)"
+msgstr "导出图片...(&I)"
 
 #: graphicswin.cpp:49
 msgid "Export 2d &View..."
-msgstr "导出2D视图(&V)"
+msgstr "导出2D视图...(&V)"
 
 #: graphicswin.cpp:50
 msgid "Export 2d &Section..."
-msgstr "导出2D截面(&S)"
+msgstr "导出2D截面...(&S)"
 
 #: graphicswin.cpp:51
 msgid "Export 3d &Wireframe..."
-msgstr "导出3D线框模型(&W)"
+msgstr "导出3D线框...(&W)"
 
 #: graphicswin.cpp:52
 msgid "Export Triangle &Mesh..."
-msgstr "导出三角面模型(&M)"
+msgstr "导出三角网格...(&M)"
 
 #: graphicswin.cpp:53
 msgid "Export &Surfaces..."
-msgstr "导出表面模型(&S)"
+msgstr "导出表面...(&S)"
 
 #: graphicswin.cpp:54
 msgid "Im&port..."
-msgstr "导入(&P)"
+msgstr "导入...(&P)"
 
 #: graphicswin.cpp:57
 msgid "E&xit"
@@ -677,7 +725,7 @@ msgstr "编辑(&E)"
 
 #: graphicswin.cpp:61
 msgid "&Undo"
-msgstr "回退(&U)"
+msgstr "撤销(&U)"
 
 #: graphicswin.cpp:62
 msgid "&Redo"
@@ -685,31 +733,31 @@ msgstr "重做(&R)"
 
 #: graphicswin.cpp:63
 msgid "Re&generate All"
-msgstr "重新生成所有(&G)"
+msgstr "全部重新生成(&G)"
 
 #: graphicswin.cpp:65
 msgid "Snap Selection to &Grid"
-msgstr "选择到轴线(&G)"
+msgstr "吸附所选到格线(&G)"
 
 #: graphicswin.cpp:66
 msgid "Rotate Imported &90°"
-msgstr "旋转导入模型90°  (&9)"
+msgstr "导入的模型旋转90°(&9)"
 
 #: graphicswin.cpp:68
 msgid "Cu&t"
-msgstr "剪切 (&T)"
+msgstr "剪切(&T)"
 
 #: graphicswin.cpp:69
 msgid "&Copy"
-msgstr "复制 (&C)"
+msgstr "复制(&C)"
 
 #: graphicswin.cpp:70
 msgid "&Paste"
-msgstr "粘贴 (&P)"
+msgstr "粘贴(&P)"
 
 #: graphicswin.cpp:71
 msgid "Paste &Transformed..."
-msgstr "粘贴移动(&T)"
+msgstr "粘贴并变换...(&T)"
 
 #: graphicswin.cpp:72
 msgid "&Delete"
@@ -717,31 +765,31 @@ msgstr "删除(&D)"
 
 #: graphicswin.cpp:74
 msgid "Select &Edge Chain"
-msgstr "选择边缘约束(&E)"
+msgstr "选择相连边(&E)"
 
 #: graphicswin.cpp:75
 msgid "Select &All"
-msgstr "选择所有(&A)"
+msgstr "全选(&A)"
 
 #: graphicswin.cpp:76
 msgid "&Unselect All"
-msgstr "取消全选(&U)"
+msgstr "全不选(&U)"
 
 #: graphicswin.cpp:78
 msgid "&Line Styles..."
-msgstr "线型(&L)"
+msgstr "线的样式...(&L)"
 
 #: graphicswin.cpp:79
 msgid "&View Projection..."
-msgstr "查看投影...(&V)"
+msgstr "投影视图...(&V)"
 
 #: graphicswin.cpp:81
 msgid "Con&figuration..."
-msgstr "配置 (&F)"
+msgstr "配置...(&F)"
 
 #: graphicswin.cpp:84
 msgid "&View"
-msgstr "查看 (&V)"
+msgstr "查看(&V)"
 
 #: graphicswin.cpp:85
 msgid "Zoom &In"
@@ -753,35 +801,35 @@ msgstr "缩小(&O)"
 
 #: graphicswin.cpp:87
 msgid "Zoom To &Fit"
-msgstr "自动缩放(&F)"
+msgstr "适合窗口(&F)"
 
 #: graphicswin.cpp:89
 msgid "Align View to &Workplane"
-msgstr "切换视图至平面(&W)"
+msgstr "视图对齐至工作面(&W)"
 
 #: graphicswin.cpp:90
 msgid "Nearest &Ortho View"
-msgstr "Ortho视图 (&O)"
+msgstr "最接近的正交视图(&O)"
 
 #: graphicswin.cpp:91
 msgid "Nearest &Isometric View"
-msgstr "ISO视图 (&I)"
+msgstr "最接近的等轴视图(&I)"
 
 #: graphicswin.cpp:92
 msgid "&Center View At Point"
-msgstr "以点为中心视图 (&C)"
+msgstr "视图中心置于点(&C)"
 
 #: graphicswin.cpp:94
 msgid "Show Snap &Grid"
-msgstr "显示捕捉轴线 (&G)"
+msgstr "显示吸附格线(&G)"
 
 #: graphicswin.cpp:95
 msgid "Darken Inactive Solids"
-msgstr ""
+msgstr "非活动实心体变暗"
 
 #: graphicswin.cpp:96
 msgid "Use &Perspective Projection"
-msgstr "使用远景透视(&P)"
+msgstr "使用透视投影(&P)"
 
 #: graphicswin.cpp:97
 msgid "Show E&xploded View"
@@ -789,27 +837,27 @@ msgstr "显示爆炸视图(&E)"
 
 #: graphicswin.cpp:98
 msgid "Dimension &Units"
-msgstr "标注单位(&U)"
+msgstr "尺寸单位(&U)"
 
 #: graphicswin.cpp:99
 msgid "Dimensions in &Millimeters"
-msgstr "标注单位 mm (&M)"
+msgstr "毫米(&M)"
 
 #: graphicswin.cpp:100
 msgid "Dimensions in M&eters"
-msgstr "标注单位m (&E)"
+msgstr "米(&E)"
 
 #: graphicswin.cpp:101
 msgid "Dimensions in &Inches"
-msgstr "标准单位英寸 (&I)"
+msgstr "英寸(&I)"
 
 #: graphicswin.cpp:102
 msgid "Dimensions in &Feet and Inches"
-msgstr "使用英尺英寸标准尺寸(&F)"
+msgstr "英尺和英寸(&F)"
 
 #: graphicswin.cpp:104
 msgid "Show &Toolbar"
-msgstr "显示工具条(&T)"
+msgstr "显示工具栏(&T)"
 
 #: graphicswin.cpp:105
 msgid "Show Property Bro&wser"
@@ -821,11 +869,11 @@ msgstr "全屏(&F)"
 
 #: graphicswin.cpp:109
 msgid "&New Group"
-msgstr "新组合(&N)"
+msgstr "新建组(&N)"
 
 #: graphicswin.cpp:110
 msgid "Sketch In &3d"
-msgstr "在三维内绘制(&3)"
+msgstr "在三维空间绘制(&3)"
 
 #: graphicswin.cpp:111
 msgid "Sketch In New &Workplane"
@@ -833,11 +881,11 @@ msgstr "在新工作面绘制(&W)"
 
 #: graphicswin.cpp:113
 msgid "Step &Translating"
-msgstr "移动(&T)"
+msgstr "步进平移(&T)"
 
 #: graphicswin.cpp:114
 msgid "Step &Rotating"
-msgstr "旋转(&R)"
+msgstr "步进旋转(&R)"
 
 #: graphicswin.cpp:116
 msgid "E&xtrude"
@@ -849,15 +897,15 @@ msgstr "螺旋(&H)"
 
 #: graphicswin.cpp:118
 msgid "&Lathe"
-msgstr "扫略(&L)"
+msgstr "转圈(&L)"
 
 #: graphicswin.cpp:119
 msgid "Re&volve"
-msgstr "旋转(&V)"
+msgstr "扫略(&V)"
 
 #: graphicswin.cpp:121
 msgid "Link / Assemble..."
-msgstr "链接/装配..."
+msgstr "连接/装配..."
 
 #: graphicswin.cpp:122
 msgid "Link Recent"
@@ -869,11 +917,11 @@ msgstr "绘图(&S)"
 
 #: graphicswin.cpp:125
 msgid "In &Workplane"
-msgstr "在工作平面(&W)"
+msgstr "在工作面内(&W)"
 
 #: graphicswin.cpp:126
 msgid "Anywhere In &3d"
-msgstr "在3D的任何位置(&3)"
+msgstr "在三维空间(&3)"
 
 #: graphicswin.cpp:128
 msgid "Datum &Point"
@@ -889,7 +937,7 @@ msgstr "线段(&S)"
 
 #: graphicswin.cpp:132
 msgid "C&onstruction Line Segment"
-msgstr "构造线段(&C)"
+msgstr "构造线线段(&C)"
 
 #: graphicswin.cpp:133
 msgid "&Rectangle"
@@ -897,7 +945,7 @@ msgstr "矩形(&R)"
 
 #: graphicswin.cpp:134
 msgid "&Circle"
-msgstr "圆线(&C)"
+msgstr "圆(&C)"
 
 #: graphicswin.cpp:135
 msgid "&Arc of a Circle"
@@ -905,11 +953,11 @@ msgstr "圆弧(&A)"
 
 #: graphicswin.cpp:136
 msgid "&Bezier Cubic Spline"
-msgstr "立方体线的贝塞尔曲线(&B)"
+msgstr "三次贝塞尔样条(&B)"
 
 #: graphicswin.cpp:138
 msgid "&Text in TrueType Font"
-msgstr "TrueTyoe字体文字(&T)"
+msgstr "TrueType字体文本(&T)"
 
 #: graphicswin.cpp:139
 msgid "&Image"
@@ -917,15 +965,15 @@ msgstr "图片(&I)"
 
 #: graphicswin.cpp:141
 msgid "To&ggle Construction"
-msgstr "切换构造(&G)"
+msgstr "切换构造线(&G)"
 
 #: graphicswin.cpp:142
 msgid "Tangent &Arc at Point"
-msgstr "弧线切线点(&A)"
+msgstr "点处创建内切弧(&A)"
 
 #: graphicswin.cpp:143
 msgid "Split Curves at &Intersection"
-msgstr "在交叉处拆分曲线(&I)"
+msgstr "交点处拆分曲线(&I)"
 
 #: graphicswin.cpp:145
 msgid "&Constrain"
@@ -937,11 +985,11 @@ msgstr "距离/直径(&D)"
 
 #: graphicswin.cpp:147
 msgid "Re&ference Dimension"
-msgstr "参考标注(&F)"
+msgstr "参考尺寸(&F)"
 
 #: graphicswin.cpp:148
 msgid "A&ngle / Equal Angle"
-msgstr ""
+msgstr "角度(&N)"
 
 #: graphicswin.cpp:149
 msgid "Reference An&gle"
@@ -949,39 +997,39 @@ msgstr "参考角度(&G)"
 
 #: graphicswin.cpp:150
 msgid "Other S&upplementary Angle"
-msgstr "其它增补角度(&U)"
+msgstr "补角(&U)"
 
 #: graphicswin.cpp:151
 msgid "Toggle R&eference Dim"
-msgstr "切换参考标注(&E)"
+msgstr "切换参考尺寸(&E)"
 
 #: graphicswin.cpp:153
 msgid "&Horizontal"
-msgstr "水平约束(&H)"
+msgstr "水平(&H)"
 
 #: graphicswin.cpp:154
 msgid "&Vertical"
-msgstr "垂直约束(&V)"
+msgstr "竖直(&V)"
 
 #: graphicswin.cpp:156
 msgid "&On Point / Curve / Plane"
-msgstr "在点线面(&O)"
+msgstr "在点/线/面上(&O)"
 
 #: graphicswin.cpp:157
 msgid "E&qual Length / Radius"
-msgstr ""
+msgstr "长度/半径/角度相等(&Q)"
 
 #: graphicswin.cpp:158
 msgid "Length / Arc Ra&tio"
-msgstr "长度/弧线比例(&t)"
+msgstr "(弧)长比例(&T)"
 
 #: graphicswin.cpp:159
 msgid "Length / Arc Diff&erence"
-msgstr "长度/弧线差(&e)"
+msgstr "(弧)长之差(&E)"
 
 #: graphicswin.cpp:160
 msgid "At &Midpoint"
-msgstr "在中点(&M)"
+msgstr "中点(&M)"
 
 #: graphicswin.cpp:161
 msgid "S&ymmetric"
@@ -989,19 +1037,19 @@ msgstr "对称(&Y)"
 
 #: graphicswin.cpp:162
 msgid "Para&llel / Tangent"
-msgstr "水平/切线(&L)"
+msgstr "平行/相切(&L)"
 
 #: graphicswin.cpp:163
 msgid "&Perpendicular"
-msgstr "垂直的(&P)"
+msgstr "垂直(&P)"
 
 #: graphicswin.cpp:164
 msgid "Same Orient&ation"
-msgstr "相同方向(&A)"
+msgstr "同向(&A)"
 
 #: graphicswin.cpp:165
 msgid "Lock Point Where &Dragged"
-msgstr "锁定点位置(&D)"
+msgstr "定位后锁定点(&D)"
 
 #: graphicswin.cpp:167
 msgid "Comment"
@@ -1025,19 +1073,19 @@ msgstr "测量周长(&P)"
 
 #: graphicswin.cpp:173
 msgid "Show &Interfering Parts"
-msgstr "显示干涉零件(&I)"
+msgstr "显示干涉部件(&I)"
 
 #: graphicswin.cpp:174
 msgid "Show &Naked Edges"
-msgstr "显示孤立边(&N)"
+msgstr "显示裸露边(&N)"
 
 #: graphicswin.cpp:175
 msgid "Show &Center of Mass"
-msgstr "显示中心(&C)"
+msgstr "显示质心(&C)"
 
 #: graphicswin.cpp:177
 msgid "Show &Underconstrained Points"
-msgstr "显示无效约束点(&U)"
+msgstr "显示欠约束的点(&U)"
 
 #: graphicswin.cpp:179
 msgid "&Trace Point"
@@ -1045,11 +1093,11 @@ msgstr "跟踪点(&T)"
 
 #: graphicswin.cpp:180
 msgid "&Stop Tracing..."
-msgstr "停止跟踪(&S)"
+msgstr "停止跟踪...(&S)"
 
 #: graphicswin.cpp:181
 msgid "Step &Dimension..."
-msgstr "逐步标注(&D)"
+msgstr "尺寸步进...(&D)"
 
 #: graphicswin.cpp:183
 msgid "&Help"
@@ -1061,11 +1109,11 @@ msgstr "语言(&L)"
 
 #: graphicswin.cpp:185
 msgid "&Website / Manual"
-msgstr "网页/手册(&W)"
+msgstr "网站/手册(&W)"
 
 #: graphicswin.cpp:186
 msgid "&Go to GitHub commit"
-msgstr "至Github提交(&G)"
+msgstr "转到Github commit(&G)"
 
 #: graphicswin.cpp:188
 msgid "&About"
@@ -1073,16 +1121,16 @@ msgstr "关于(&A)"
 
 #: graphicswin.cpp:362
 msgid "(no recent files)"
-msgstr "(无文件)"
+msgstr "(无最近文件)"
 
 #: graphicswin.cpp:370
 #, c-format
 msgid "File '%s' does not exist."
-msgstr "文件不存在: \"%s\"。"
+msgstr "不存在文件\"%s\"。"
 
 #: graphicswin.cpp:773
 msgid "No workplane is active, so the grid will not appear."
-msgstr "没有激活的工作面，因此无法显示轴网。"
+msgstr "没有活动工作面，因此无法显示格线。"
 
 #: graphicswin.cpp:788
 msgid ""
@@ -1092,46 +1140,42 @@ msgid ""
 "For a perspective projection, modify the perspective factor in the "
 "configuration screen. A value around 0.3 is typical."
 msgstr ""
-"透视因子被设置为零，因此视图将始终是一个平行投影. \n"
+"透视因数已设为零，因此视图将始终为平行投影。\n"
 "\n"
-"对于透视投影, 请在配置界面中修改透视因子。典型的值在0.3左右."
+"要使用透视投影，请在配置界面中修改透视因数。典型值大概是0.3。"
 
 #: graphicswin.cpp:878
 msgid ""
 "Select a point; this point will become the center of the view on screen."
-msgstr "选择一个点; 这个点将成为屏幕上视图的中心."
+msgstr "选择一点; 此点将成为屏幕上视图的中心。"
 
 #: graphicswin.cpp:1178
 msgid "No additional entities share endpoints with the selected entities."
-msgstr "没有其他实体与所选实体共享端点."
+msgstr "所选物件不与其他物件有共同端点。"
 
 #: graphicswin.cpp:1196
 msgid ""
 "To use this command, select a point or other entity from an linked part, or "
 "make a link group the active group."
 msgstr ""
-"使用该命令时, 从被链接的部件中选择一个点或其他实体, 或者将一个链接组设置为活"
-"动组."
+"使用此命令时，选择连接来的部件上一点或其他成分，或将一个连接组设为活动组。"
 
 #: graphicswin.cpp:1219
 msgid ""
 "No workplane is active. Activate a workplane (with Sketch -> In Workplane) "
 "to define the plane for the snap grid."
-msgstr ""
-"没有活动的工作平面。激活一个工作平面(使用 草图 -> 在工作面)来定义捕捉栅格的平"
-"面."
+msgstr "无活动工作面。激活一个工作面（用\"绘图 -> 在工作面内\"）以定义吸附格线所在的平面。"
 
 #: graphicswin.cpp:1226
 msgid ""
 "Can't snap these items to grid; select points, text comments, or constraints "
 "with a label. To snap a line, select its endpoints."
 msgstr ""
-"不能抓拍这些项目到网格;使用标签选择点、文本注释或约束。要捕捉一条线，请选择它"
-"的端点."
+"不能吸附这些项目到格线；选择点、文本备注、有尺寸的约束。要吸附线请选择其端点。"
 
 #: graphicswin.cpp:1311
 msgid "No workplane selected. Activating default workplane for this group."
-msgstr "未选择工作平面。激活该组的默认工作平面。"
+msgstr "未选择工作面。将激活该组的默认工作面。"
 
 #: graphicswin.cpp:1314
 msgid ""
@@ -1139,18 +1183,17 @@ msgid ""
 "workplane. Try selecting a workplane, or activating a sketch-in-new-"
 "workplane group."
 msgstr ""
-"未选择工作平面。没有选择工作平面，活动组没有默认工作平面。尝试选择一个工作平"
-"面，或激活一个<新工作面草图组>。激活该组的默认工作平面."
+"未选择工作面，且活动组没有默认工作面。请选择一个工作面，或激活一个\"平面草图\"组。"
 
 #: graphicswin.cpp:1335
 msgid ""
 "Bad selection for tangent arc at point. Select a single point, or select "
 "nothing to set up arc parameters."
-msgstr "点上的切线选择错误。选择单个点，或选择不需要设置弧参数."
+msgstr "\"点处创建内切弧\"的选择错误。选择单个点，或什么都不选来设置参数。"
 
 #: graphicswin.cpp:1346
 msgid "click point on arc (draws anti-clockwise)"
-msgstr "点击弧线的点（逆时针方向绘制）"
+msgstr "点击弧上的点（逆时针绘制）"
 
 #: graphicswin.cpp:1347
 msgid "click to place datum point"
@@ -1158,7 +1201,7 @@ msgstr "点击放置基准点"
 
 #: graphicswin.cpp:1348
 msgid "click first point of line segment"
-msgstr "点击线条的起点"
+msgstr "点击线段的起点"
 
 #: graphicswin.cpp:1350
 msgid "click first point of construction line segment"
@@ -1166,23 +1209,23 @@ msgstr "点击构造线的起点"
 
 #: graphicswin.cpp:1351
 msgid "click first point of cubic segment"
-msgstr "点击立方体的起点"
+msgstr "点击三次曲线段的起点"
 
 #: graphicswin.cpp:1352
 msgid "click center of circle"
-msgstr "点击圆弧的中心"
+msgstr "点击圆心"
 
 #: graphicswin.cpp:1353
 msgid "click origin of workplane"
-msgstr "点击工作面的原点"
+msgstr "点击工作面原点"
 
 #: graphicswin.cpp:1354
 msgid "click one corner of rectangle"
-msgstr "点击一个矩形倒角"
+msgstr "点击矩形的一个角"
 
 #: graphicswin.cpp:1355
 msgid "click top left of text"
-msgstr "点击文字左上角"
+msgstr "点击文本左上角"
 
 #: graphicswin.cpp:1361
 msgid "click top left of image"
@@ -1192,12 +1235,12 @@ msgstr "点击图片左上角"
 msgid ""
 "No entities are selected. Select entities before trying to toggle their "
 "construction state."
-msgstr "为选中实体，切换构造状态前请先选中实体对象。"
+msgstr "未选中物件，切换构造状态前请先选中物件。"
 
 #: group.cpp:86
 msgctxt "group-name"
 msgid "sketch-in-3d"
-msgstr "3D草图"
+msgstr "三维草图"
 
 #: group.cpp:154
 msgid ""
@@ -1209,18 +1252,18 @@ msgid ""
 "    * a point and a normal (through the point, orthogonal to the normal)\n"
 "    * a workplane (copy of the workplane)\n"
 msgstr ""
-"工作平面上的新草图选择不当。这个组可以用于创建:\n"
+"\"在新工作面绘制\"的选择错误。该组可创建以：\n"
 "\n"
-"    * 点(穿过该点，与坐标轴正交)\n"
-"    * 点与两条线段(通过点，平行于行)\n"
-"    * 一个点和一个法线(穿过点，正交于法线)\n"
-"    * 工作平面(工作平面的副本)\n"
+"    * 一点（穿过该点，与坐标轴正交）\n"
+"    * 一点与两条线段（穿过点，平行于线）\n"
+"    * 一点和一条法线（穿过点，正交于法线）\n"
+"    * 工作面（副本）\n"
 
 #: group.cpp:170
 msgid ""
 "Activate a workplane (Sketch -> In Workplane) before extruding. The sketch "
 "will be extruded normal to the workplane."
-msgstr "挤出前先激活工作面（草图->在工作面），该草图将由工作面的法线方向挤出。"
+msgstr "挤出前先激活工作面（绘图 -> 在工作面内），草图将沿工作面法线挤出。"
 
 #: group.cpp:179
 msgctxt "group-name"
@@ -1229,7 +1272,7 @@ msgstr "挤出"
 
 #: group.cpp:184
 msgid "Lathe operation can only be applied to planar sketches."
-msgstr "扫略操作仅可用于二维草图。"
+msgstr "转圈操作只能用于平面草图。"
 
 #: group.cpp:195
 msgid ""
@@ -1239,19 +1282,19 @@ msgid ""
 "to line / normal, through point)\n"
 "    * a line segment (revolved about line segment)\n"
 msgstr ""
-"创建扫略组失败，该组可由：\n"
+"新建转圈组的选择错误，该组可创建以：\n"
 "\n"
-"   * 一个点和一个线段或法线（围绕坐标轴至线或法线的平行线，通过点）\n"
-"   * 一个线段（围绕线段）\n"
+"   * 一点与一条线段或法线（围绕通过点且平行于线的轴）\n"
+"   * 一条线段（围绕线段）\n"
 
 #: group.cpp:205
 msgctxt "group-name"
 msgid "lathe"
-msgstr "扫略"
+msgstr "转圈"
 
 #: group.cpp:210
 msgid "Revolve operation can only be applied to planar sketches."
-msgstr "旋转操作只能应用于平面草图。"
+msgstr "扫略操作只能用于平面草图。"
 
 #: group.cpp:221
 msgid ""
@@ -1261,19 +1304,19 @@ msgid ""
 "to line / normal, through point)\n"
 "    * a line segment (revolved about line segment)\n"
 msgstr ""
-"新旋转组的选择很糟糕。这个组可以用于创建:\n"
+"新建扫略组的选择错误。该组可创建以：\n"
 "\n"
-"    * 点与线段/法线(通过点绕平行轴旋转至线/法线)\n"
-"    * 线段(绕线段旋转)\n"
+"    * 一点与线段/法线（围绕通过点且平行于线的轴旋转）\n"
+"    * 一条线段（围绕线段旋转）\n"
 
 #: group.cpp:233
 msgctxt "group-name"
 msgid "revolve"
-msgstr "旋转"
+msgstr "扫略"
 
 #: group.cpp:238
 msgid "Helix operation can only be applied to planar sketches."
-msgstr "螺旋操作只能应用于平面草图."
+msgstr "螺旋操作只能用于平面草图。"
 
 #: group.cpp:249
 msgid ""
@@ -1283,10 +1326,10 @@ msgid ""
 "to line / normal, through point)\n"
 "    * a line segment (revolved about line segment)\n"
 msgstr ""
-"新螺旋组选择错误。这个组可以用于创建:\n"
+"新建螺旋组的选择错误。该组可创建以：\n"
 "\n"
-"    * 一个点和一个线段或法线(绕平行于线/法线的轴旋转，通过点)\n"
-"    * 线段(绕线段旋转)\n"
+"    * 一点与一条线段或法线（围绕通过点且平行于线的轴旋转）\n"
+"    * 线段（围绕线段旋转）\n"
 
 #: group.cpp:261
 msgctxt "group-name"
@@ -1302,10 +1345,10 @@ msgid ""
 "    * a point and a line or a normal (rotate about an axis through the "
 "point, and parallel to line / normal)\n"
 msgstr ""
-"新的轮换人选不合适。这个组可以用于创建:\n"
+"新建旋转组的选择错误。该组可创建以：\n"
 "\n"
-"    * 一个点，当锁定在工作平面时(在平面内旋转，围绕该点旋转)\n"
-"    * 一个点和一条线或法线(绕点旋转一个轴，平行于线/法线)\n"
+"    * 一点，在工作面内新建时（在平面内围绕该点旋转）\n"
+"    * 一点与一条线段或法线（围绕通过点且平行于线的轴旋转)\n"
 
 #: group.cpp:287
 msgctxt "group-name"
@@ -1315,7 +1358,7 @@ msgstr "旋转"
 #: group.cpp:298
 msgctxt "group-name"
 msgid "translate"
-msgstr "移动"
+msgstr "平移"
 
 #: group.cpp:420
 msgid "(unnamed)"
@@ -1323,11 +1366,11 @@ msgstr "(未命名)"
 
 #: groupmesh.cpp:710
 msgid "not closed contour, or not all same style!"
-msgstr "未闭合轮廓 , 或样式不一致!"
+msgstr "轮廓未闭合，或样式不一致！"
 
 #: groupmesh.cpp:723
 msgid "points not all coplanar!"
-msgstr "点不在相同平面！"
+msgstr "并非所有点都共面！"
 
 #: groupmesh.cpp:725
 msgid "contour is self-intersecting!"
@@ -1335,7 +1378,7 @@ msgstr "轮廓自相交！"
 
 #: groupmesh.cpp:727
 msgid "zero-length edge!"
-msgstr "边缘长度为零！"
+msgstr "边长度为零！"
 
 #: importmesh.cpp:136
 msgid "Text-formated STL files are not currently supported"
@@ -1343,38 +1386,37 @@ msgstr "目前不支持文本格式的STL文件"
 
 #: modify.cpp:252
 msgid "Must be sketching in workplane to create tangent arc."
-msgstr "必须在工作平面上绘制切线。"
+msgstr "必须在工作面内创建内切弧。"
 
 #: modify.cpp:299
 msgid ""
 "To create a tangent arc, select a point where two non-construction lines or "
 "circles in this group and workplane join."
-msgstr "要创建切弧，请选择该组中两条非施工线或圆与工作平面的连接点."
+msgstr "要创建内切弧，请选择活动组和工作面中，两个非构造线或圆连接处。"
 
 #: modify.cpp:386
 msgid ""
 "Couldn't round this corner. Try a smaller radius, or try creating the "
 "desired geometry by hand with tangency constraints."
-msgstr ""
-"不能绕过这个角落. 尝试较小的半径, 或者尝试用切线约束手工创建所需的几何形状."
+msgstr "无法倒圆这个角。尝试更小的半径，或用切线约束手动创建。"
 
 #: modify.cpp:595
 msgid "Couldn't split this entity; lines, circles, or cubics only."
-msgstr "不能拆分这个实体; 仅限直线, 圆或立方体."
+msgstr "不能拆分此物件；仅限直线、圆、三次曲线。"
 
 #: modify.cpp:622
 msgid "Must be sketching in workplane to split."
-msgstr "必须在工作平面上进行草图分割."
+msgstr "必须在工作面内拆分。"
 
 #: modify.cpp:629
 msgid ""
 "Select two entities that intersect each other (e.g. two lines/circles/arcs "
 "or a line/circle/arc and a point)."
-msgstr "选择两个彼此相交的实体(例如两条线/圆/弧或一条线/圆/弧和一个点)."
+msgstr "选择两个相交的物件（例如两条线/圆/弧，或一条线/圆/弧与一点）。"
 
 #: modify.cpp:734
 msgid "Can't split; no intersection found."
-msgstr "无法拆分；未发现较差点。"
+msgstr "无法拆分；未发现交点。"
 
 #: mouse.cpp:557
 msgid "Assign to Style"
@@ -1386,7 +1428,7 @@ msgstr "无样式"
 
 #: mouse.cpp:576
 msgid "Newly Created Custom Style..."
-msgstr "新组样式。"
+msgstr "新建自定义样式..."
 
 #: mouse.cpp:583
 msgid "Group Info"
@@ -1398,39 +1440,39 @@ msgstr "样式信息"
 
 #: mouse.cpp:623
 msgid "Select Edge Chain"
-msgstr "选择边缘链"
+msgstr "选择相连边"
 
 #: mouse.cpp:629
 msgid "Toggle Reference Dimension"
-msgstr "切换参考标注"
+msgstr "切换参考尺寸"
 
 #: mouse.cpp:635
 msgid "Other Supplementary Angle"
-msgstr "其它补充角度"
+msgstr "补角"
 
 #: mouse.cpp:640
 msgid "Snap to Grid"
-msgstr "捕捉至轴网"
+msgstr "吸附至格线"
 
 #: mouse.cpp:649
 msgid "Remove Spline Point"
-msgstr "删除样条线的点"
+msgstr "删除样条点"
 
 #: mouse.cpp:684
 msgid "Add Spline Point"
-msgstr "增加样条线的点"
+msgstr "增加样条点"
 
 #: mouse.cpp:688
 msgid "Cannot add spline point: maximum number of points reached."
-msgstr "无法增加样条线点：超过最大限制。"
+msgstr "无法增加样条点：超过点数限制。"
 
 #: mouse.cpp:713
 msgid "Toggle Construction"
-msgstr "切换构造"
+msgstr "切换构造线"
 
 #: mouse.cpp:729
 msgid "Delete Point-Coincident Constraint"
-msgstr "删除点一致约束"
+msgstr "删除点点重合约束"
 
 #: mouse.cpp:747
 msgid "Cut"
@@ -1450,7 +1492,7 @@ msgstr "粘贴"
 
 #: mouse.cpp:760
 msgid "Paste Transformed..."
-msgstr "粘贴移动的..."
+msgstr "粘贴并变换..."
 
 #: mouse.cpp:765
 msgid "Delete"
@@ -1458,29 +1500,29 @@ msgstr "删除"
 
 #: mouse.cpp:768
 msgid "Unselect All"
-msgstr "取消全选"
+msgstr "全不选"
 
 #: mouse.cpp:775
 msgid "Unselect Hovered"
-msgstr "取消覆盖区域的全选"
+msgstr "光标下的不选"
 
 #: mouse.cpp:784
 msgid "Zoom to Fit"
-msgstr "自动缩放"
+msgstr "适合窗口"
 
 #: mouse.cpp:986 mouse.cpp:1274
 msgid "click next point of line, or press Esc"
-msgstr "点击下一个点或取消(ESC)"
+msgstr "点击下一个点，或按Esc取消"
 
 #: mouse.cpp:992
 msgid ""
 "Can't draw rectangle in 3d; first, activate a workplane with Sketch -> In "
 "Workplane."
-msgstr "无法在3D内绘制矩形; 首先，激活工作面，草图->在工作面。"
+msgstr "无法在三维空间绘制矩形；请先激活工作面（用\"绘图 -> 在工作面内\"）。"
 
 #: mouse.cpp:1026
 msgid "click to place other corner of rectangle"
-msgstr "点击放置其它矩形倒角"
+msgstr "点击放置矩形的另一个角"
 
 #: mouse.cpp:1047
 msgid "click to set radius"
@@ -1490,7 +1532,7 @@ msgstr "点击设置半径"
 msgid ""
 "Can't draw arc in 3d; first, activate a workplane with Sketch -> In "
 "Workplane."
-msgstr "无法在3D空间内绘制弧线, 可使用 草图->在工作面 激活工作面。"
+msgstr "无法在三维空间绘制弧线，请激活工作面（用\"绘图 -> 在工作面内\"）"
 
 #: mouse.cpp:1071
 msgid "click to place point"
@@ -1498,28 +1540,28 @@ msgstr "点击放置点"
 
 #: mouse.cpp:1087
 msgid "click next point of cubic, or press Esc"
-msgstr "点击下一个点或取消(ESC)"
+msgstr "点击下一个点，或按Esc取消"
 
 #: mouse.cpp:1092
 msgid ""
 "Sketching in a workplane already; sketch in 3d before creating new workplane."
-msgstr "已经在工作面绘制；在新建工作面前在三维空间绘制。"
+msgstr "已在工作面内绘制；新建工作面之前先\"在三维空间绘制\"。"
 
 #: mouse.cpp:1108
 msgid ""
 "Can't draw text in 3d; first, activate a workplane with Sketch -> In "
 "Workplane."
-msgstr "无法在三维空间内绘制文字，可使用 草图->在工作面 激活工作面。"
+msgstr "无法在三维空间绘制文本，请激活工作面（用\"绘图 -> 在工作面内\"）"
 
 #: mouse.cpp:1125
 msgid "click to place bottom right of text"
-msgstr "点击文字的右下角放置"
+msgstr "点击放置文本的右下角"
 
 #: mouse.cpp:1131
 msgid ""
 "Can't draw image in 3d; first, activate a workplane with Sketch -> In "
 "Workplane."
-msgstr "无法在三维空间内绘制图片，可使用 草图->在工作面 激活工作面。"
+msgstr "无法在三维空间绘制图片，请激活工作面（用\"绘图 -> 在工作面内\"）"
 
 #: platform/gui.cpp:85 platform/gui.cpp:90 solvespace.cpp:565
 msgctxt "file-type"
@@ -1539,7 +1581,7 @@ msgstr "IDF电路图"
 #: platform/gui.cpp:92
 msgctxt "file-type"
 msgid "STL triangle mesh"
-msgstr "STL三角网格面"
+msgstr "STL三角网格"
 
 #: platform/gui.cpp:96
 msgctxt "file-type"
@@ -1554,17 +1596,17 @@ msgstr "STL网格"
 #: platform/gui.cpp:101
 msgctxt "file-type"
 msgid "Wavefront OBJ mesh"
-msgstr "Wavefront OBJ网格"
+msgstr "Wavefront obj网格"
 
 #: platform/gui.cpp:102
 msgctxt "file-type"
 msgid "Three.js-compatible mesh, with viewer"
-msgstr "Three.js-网格及查看视图"
+msgstr "Three.js兼容网格，带视图"
 
 #: platform/gui.cpp:103
 msgctxt "file-type"
 msgid "Three.js-compatible mesh, mesh only"
-msgstr "Three.js-仅网格"
+msgstr "Three.js兼容网格，仅网格"
 
 #: platform/gui.cpp:104
 msgctxt "file-type"
@@ -1584,7 +1626,7 @@ msgstr "PDF文件"
 #: platform/gui.cpp:113
 msgctxt "file-type"
 msgid "Encapsulated PostScript"
-msgstr "封装好的PostScript"
+msgstr "封装的PostScript"
 
 #: platform/gui.cpp:114
 msgctxt "file-type"
@@ -1594,7 +1636,7 @@ msgstr "SVG矢量图"
 #: platform/gui.cpp:116 platform/gui.cpp:123
 msgctxt "file-type"
 msgid "DXF file (AutoCAD 2007)"
-msgstr "DXF文件(AutoCAD 2007)"
+msgstr "DXF文件（AutoCAD 2007）"
 
 #: platform/gui.cpp:117
 msgctxt "file-type"
@@ -1604,7 +1646,7 @@ msgstr "HPGL文件"
 #: platform/gui.cpp:118
 msgctxt "file-type"
 msgid "G Code"
-msgstr "G Code"
+msgstr "G代码"
 
 #: platform/gui.cpp:127
 msgctxt "file-type"
@@ -1618,7 +1660,7 @@ msgstr "逗号分隔数据"
 
 #: platform/guigtk.cpp:1382 platform/guimac.mm:1513 platform/guiwin.cpp:1641
 msgid "untitled"
-msgstr "未命名"
+msgstr "无标题"
 
 #: platform/guigtk.cpp:1393 platform/guigtk.cpp:1426 platform/guimac.mm:1471
 #: platform/guiwin.cpp:1639
@@ -1635,17 +1677,17 @@ msgstr "打开文件"
 #: platform/guigtk.cpp:1397 platform/guigtk.cpp:1433
 msgctxt "button"
 msgid "_Cancel"
-msgstr "取消_C"
+msgstr "取消(_C)"
 
 #: platform/guigtk.cpp:1398 platform/guigtk.cpp:1431
 msgctxt "button"
 msgid "_Save"
-msgstr "保存_S"
+msgstr "保存(_S)"
 
 #: platform/guigtk.cpp:1399 platform/guigtk.cpp:1432
 msgctxt "button"
 msgid "_Open"
-msgstr "打开_O"
+msgstr "打开(_O)"
 
 #: solvespace.cpp:167
 msgctxt "title"
@@ -1655,43 +1697,43 @@ msgstr "自动保存可用"
 #: solvespace.cpp:168
 msgctxt "dialog"
 msgid "An autosave file is available for this sketch."
-msgstr "该草图存在可用的自动保存文件."
+msgstr "该草图有自动保存文件可用。"
 
 #: solvespace.cpp:169
 msgctxt "dialog"
 msgid "Do you want to load the autosave file instead?"
-msgstr "是否加载自动保存文件替换?"
+msgstr "是否加载自动保存文件？"
 
 #: solvespace.cpp:170
 msgctxt "button"
 msgid "&Load autosave"
-msgstr "加载自动保存(&L)"
+msgstr "加载(&L)"
 
 #: solvespace.cpp:172
 msgctxt "button"
 msgid "Do&n't Load"
-msgstr "不加载(&n)"
+msgstr "不加载(&N)"
 
 #: solvespace.cpp:622
 msgctxt "title"
 msgid "Modified File"
-msgstr "修改的文件"
+msgstr "文件已修改"
 
 #: solvespace.cpp:624
 #, c-format
 msgctxt "dialog"
 msgid "Do you want to save the changes you made to the sketch “%s”?"
-msgstr "是否保存草图“%s”的更改?"
+msgstr "是否保存您对草图\n“%s”\n的修改？"
 
 #: solvespace.cpp:627
 msgctxt "dialog"
 msgid "Do you want to save the changes you made to the new sketch?"
-msgstr "是否保存您对新草图所作的修改?"
+msgstr "是否保存您对新草图的修改？"
 
 #: solvespace.cpp:630
 msgctxt "dialog"
 msgid "Your changes will be lost if you don't save them."
-msgstr "您的修改将会丢失，若您不保存它们。"
+msgstr "如果不保存，您的修改将会丢失。"
 
 #: solvespace.cpp:631
 msgctxt "button"
@@ -1701,7 +1743,7 @@ msgstr "保存(&S)"
 #: solvespace.cpp:633
 msgctxt "button"
 msgid "Do&n't Save"
-msgstr "不保存(&n)"
+msgstr "不保存(&N)"
 
 #: solvespace.cpp:654
 msgctxt "title"
@@ -1719,27 +1761,26 @@ msgid ""
 "is probably not what you want; hide them by clicking the link at the top of "
 "the text window."
 msgstr ""
-"当前显示约束，并将在工具路径中导出. 这可能不是你想要的;通过点击顶部的链 接来"
-"隐藏它们文本窗口."
+"当前显示约束，并将导出至刀具路径。这可能不是你想要的；点击文本窗口顶部的按钮来隐藏它们。"
 
 #: solvespace.cpp:812
 #, c-format
 msgid ""
 "Can't identify file type from file extension of filename '%s'; try .dxf or ."
 "dwg."
-msgstr "无法识别文件 '%s' 的文件类型, 请尝试 .dxf 或者 .dwg。"
+msgstr "无法从'%s'的文件扩展名识别文件类型，请尝试.dxf或.dwg。"
 
 #: solvespace.cpp:864
 msgid "Constraint must have a label, and must not be a reference dimension."
-msgstr "约束必须含标签, 且不能是索引的标注."
+msgstr "约束必须有尺寸，且不能是参考尺寸。"
 
 #: solvespace.cpp:868
 msgid "Bad selection for step dimension; select a constraint."
-msgstr "step标注选择错误, 请选择约束."
+msgstr "尺寸步进选择错误，请选择约束。"
 
 #: solvespace.cpp:892
 msgid "The assembly does not interfere, good."
-msgstr "组件不包含干涉, 很好."
+msgstr "装配无干涉，好。"
 
 #: solvespace.cpp:908
 #, c-format
@@ -1748,7 +1789,7 @@ msgid ""
 "\n"
 "    %s"
 msgstr ""
-"实体模型的体积是:\n"
+"实心体模型的体积是：\n"
 "\n"
 "    %s"
 
@@ -1761,7 +1802,7 @@ msgid ""
 "    %s"
 msgstr ""
 "\n"
-"当前网格组的体积是:\n"
+"当前组的网格体积是：\n"
 "\n"
 "    %s"
 
@@ -1774,8 +1815,7 @@ msgid ""
 msgstr ""
 "\n"
 "\n"
-"曲面已近似化为三角形.\n"
-"这会引入误差, 通常约为 1%."
+"曲面已近似为三角形。这会引入误差，通常约为1%。"
 
 #: solvespace.cpp:937
 #, c-format
@@ -1787,19 +1827,17 @@ msgid ""
 "Curves have been approximated as piecewise linear.\n"
 "This introduces error, typically of around 1%%."
 msgstr ""
-"所选面的表面积为:\n"
+"所选表面的表面积为：\n"
 "\n"
 "    %s\n"
 "\n"
-"曲线已近似为分段线性.\n"
-"这会引入误差, 通常约为 1%%."
+"曲线已近似为线性分段。这会引入误差，通常约为1%%。"
 
 #: solvespace.cpp:946
 msgid ""
 "This group does not contain a correctly-formed 2d closed area. It is open, "
 "not coplanar, or self-intersecting."
-msgstr ""
-"这个组不包含一个正确形成的二维封闭区域。它是开放的，不是共面的，也不是自交的."
+msgstr "此组不包含正确形式的二维封闭区域。它可能是开放的，或不共面，或自相交。"
 
 #: solvespace.cpp:958
 #, c-format
@@ -1811,12 +1849,11 @@ msgid ""
 "Curves have been approximated as piecewise linear.\n"
 "This introduces error, typically of around 1%%."
 msgstr ""
-"该组中所画区域的面积为:\n"
+"该组中所画区域的面积为：\n"
 "\n"
 "    %s\n"
 "\n"
-"曲线已近似为分段线性.\n"
-"这会引入误差, 通常约为 1%%."
+"曲线已近似为线性分段。这会引入误差，通常约为1%%。"
 
 #: solvespace.cpp:978
 #, c-format
@@ -1828,41 +1865,40 @@ msgid ""
 "Curves have been approximated as piecewise linear.\n"
 "This introduces error, typically of around 1%%."
 msgstr ""
-"所选实体的总长度为:\n"
+"所选物件的总长度为：\n"
 "\n"
 "    %s\n"
 "\n"
-"曲线已近似为分段线性.\n"
-"这会引入误差, 通常约为 1%%."
+"曲线已近似为线性分段。这会引入误差，通常约为1%%。"
 
 #: solvespace.cpp:984
 msgid "Bad selection for perimeter; select line segments, arcs, and curves."
-msgstr "周长选择不当;选择线段、弧线和曲线."
+msgstr "周长选择错误；请选择线段、弧线、曲线。"
 
 #: solvespace.cpp:1000
 msgid "Bad selection for trace; select a single point."
-msgstr "痕迹选择不当;选择一个点"
+msgstr "跟踪选择不当；请选择单个点。"
 
 #: solvespace.cpp:1027
 #, c-format
 msgid "Couldn't write to '%s'"
-msgstr "无法写入 '%s'"
+msgstr "无法写入'%s'"
 
 #: solvespace.cpp:1057
 msgid "The mesh is self-intersecting (NOT okay, invalid)."
-msgstr "网格是自相交的(不可以，无效)."
+msgstr "网格是自相交的（不行，无效）"
 
 #: solvespace.cpp:1058
 msgid "The mesh is not self-intersecting (okay, valid)."
-msgstr "网格不是自相交的(好的，有效)"
+msgstr "网格不是自相交的（行，有效）"
 
 #: solvespace.cpp:1060
 msgid "The mesh has naked edges (NOT okay, invalid)."
-msgstr "网格有裸边(不行，无效)."
+msgstr "网格有裸露边（不行，无效）"
 
 #: solvespace.cpp:1061
 msgid "The mesh is watertight (okay, valid)."
-msgstr "网格是防水的(好的，有效)."
+msgstr "网格是水密的（行，有效）"
 
 #: solvespace.cpp:1064
 #, c-format
@@ -1873,7 +1909,7 @@ msgid ""
 msgstr ""
 "\n"
 "\n"
-"该模型包含 %d 个三角形, 来自 %d 个曲面."
+"该模型包含%d个表面上的%d个三角形。"
 
 #: solvespace.cpp:1068
 #, c-format
@@ -1888,7 +1924,7 @@ msgstr ""
 "\n"
 "%s\n"
 "\n"
-"没有问题边，很好.%s"
+"没有问题边，好。%s"
 
 #: solvespace.cpp:1071
 #, c-format
@@ -1903,7 +1939,7 @@ msgstr ""
 "\n"
 "%s\n"
 "\n"
-"%d 有问题的边，不好.%s"
+"%d条边有问题，不好。%s"
 
 #: solvespace.cpp:1084
 #, c-format
@@ -1921,24 +1957,25 @@ msgid ""
 "\n"
 "© 2008-%d Jonathan Westhues and other authors.\n"
 msgstr ""
-"当前SolveSpace版本 %s.\n"
+"当前SolveSpace版本 %s\n"
 "\n"
-"更多信息, 访问 http://solvespace.com/\n"
+"更多信息请见 https://solvespace.com/\n"
 "\n"
-"SolveSpace是一个自由软件: 您可以自由修改\n"
-"或重新发型, 但需遵循GNU协议\n"
-"General Public License (GPL) version 3 或后续版本.\n"
+"SolveSpace是自由软件：您可以自由修改或\n"
+"重新发行，但需遵循GNU通用公共许可协议\n"
+"(GNU General Public License, GPL) 第3版\n"
+"或后续版本。\n"
 "\n"
-"不包含质保, 在法律允许的范围内\n"
-"更多详细信息, 可访问 http://gnu.org/licenses/\n"
+"在法律允许范围内不包含质保，详见\n"
+"https://gnu.org/licenses/\n"
 "\n"
-"© 2008-%d Jonathan Westhues以及其它作者.\n"
+"© 2008-%d Jonathan Westhues等作者\n"
 
 #: style.cpp:185
 msgid ""
 "Can't assign style to an entity that's derived from another entity; try "
 "assigning a style to this entity's parent."
-msgstr "无法将样式分配给派生自其他实体的实体;尝试将样式分配给此实体的父级。"
+msgstr "无法将样式分配给派生自其他物件的物件；尝试将样式分配给此物件的父级。"
 
 #: style.cpp:735
 msgid "Style name cannot be empty"
@@ -1946,19 +1983,19 @@ msgstr "样式名称不能为空"
 
 #: textscreens.cpp:790
 msgid "Can't repeat fewer than 1 time."
-msgstr "不能重复少于 1 次。"
+msgstr "不能重复 1 次以下。"
 
 #: textscreens.cpp:794
 msgid "Can't repeat more than 999 times."
-msgstr "重复不超过 999 次。"
+msgstr "不能重复 999 次以上。"
 
 #: textscreens.cpp:819
 msgid "Group name cannot be empty"
-msgstr "组名称不能为空"
+msgstr "组名不能为空"
 
 #: textscreens.cpp:871
 msgid "Opacity must be between zero and one."
-msgstr "不透明度必须在零和 1 之间。"
+msgstr "不透明度必须在 0 到 1 之间。"
 
 #: textscreens.cpp:906
 msgid "Radius cannot be zero or negative."
@@ -1966,47 +2003,47 @@ msgstr "半径偏移不能为负数。"
 
 #: toolbar.cpp:18
 msgid "Sketch line segment"
-msgstr "草图线段"
+msgstr "绘制线段"
 
 #: toolbar.cpp:20
 msgid "Sketch rectangle"
-msgstr "草图矩形"
+msgstr "绘制矩形"
 
 #: toolbar.cpp:22
 msgid "Sketch circle"
-msgstr "草图圆"
+msgstr "绘制圆"
 
 #: toolbar.cpp:24
 msgid "Sketch arc of a circle"
-msgstr "圆的草图弧线"
+msgstr "绘制圆弧"
 
 #: toolbar.cpp:26
 msgid "Sketch curves from text in a TrueType font"
-msgstr "从 TrueType 字体中的文本中绘制草图曲线"
+msgstr "绘制TrueType字体文本曲线"
 
 #: toolbar.cpp:28
 msgid "Sketch image from a file"
-msgstr "从文件中绘制图像"
+msgstr "绘制图像文件"
 
 #: toolbar.cpp:30
 msgid "Create tangent arc at selected point"
-msgstr "在选定点创建切线弧"
+msgstr "选定点处创建内切弧"
 
 #: toolbar.cpp:32
 msgid "Sketch cubic Bezier spline"
-msgstr "草图立方贝塞尔样条"
+msgstr "绘制三次贝塞尔样条"
 
 #: toolbar.cpp:34
 msgid "Sketch datum point"
-msgstr "草图基准点"
+msgstr "绘制基准点"
 
 #: toolbar.cpp:36
 msgid "Toggle construction"
-msgstr "切换结构"
+msgstr "切换构造线"
 
 #: toolbar.cpp:38
 msgid "Split lines / curves where they intersect"
-msgstr "相交的分割线/曲线"
+msgstr "交点处拆分(曲)线"
 
 #: toolbar.cpp:42
 msgid "Constrain distance / diameter / length"
@@ -2022,83 +2059,83 @@ msgstr "约束为水平"
 
 #: toolbar.cpp:48
 msgid "Constrain to be vertical"
-msgstr "约束为垂直"
+msgstr "约束为竖直"
 
 #: toolbar.cpp:50
 msgid "Constrain to be parallel or tangent"
-msgstr "约束为平行或切线"
+msgstr "约束为平行或相切"
 
 #: toolbar.cpp:52
 msgid "Constrain to be perpendicular"
-msgstr "约束至垂直"
+msgstr "约束为垂直"
 
 #: toolbar.cpp:54
 msgid "Constrain point on line / curve / plane / point"
-msgstr "约束点至线/曲线/平面/点"
+msgstr "约束点在直线/曲线/面/点上"
 
 #: toolbar.cpp:56
 msgid "Constrain symmetric"
-msgstr "对称约束"
+msgstr "约束为对称"
 
 #: toolbar.cpp:58
 msgid "Constrain equal length / radius / angle"
-msgstr "约束长/半径/角度相等"
+msgstr "约束长度/半径/角度相等"
 
 #: toolbar.cpp:60
 msgid "Constrain normals in same orientation"
-msgstr "约束法线在同原点"
+msgstr "约束法线同向"
 
 #: toolbar.cpp:62
 msgid "Other supplementary angle"
-msgstr "其它补充角度"
+msgstr "补角"
 
 #: toolbar.cpp:64
 msgid "Toggle reference dimension"
-msgstr "切换参考标注"
+msgstr "切换参考尺寸"
 
 #: toolbar.cpp:68
 msgid "New group extruding active sketch"
-msgstr "新组中挤出当前草图"
+msgstr "新组：活动草图挤出"
 
 #: toolbar.cpp:70
 msgid "New group rotating active sketch"
-msgstr "新组中旋转体当前草图"
+msgstr "新组：活动草图旋转"
 
 #: toolbar.cpp:72
 msgid "New group helix from active sketch"
-msgstr "来自激活草图的新组螺旋"
+msgstr "新组：活动草图螺旋"
 
 #: toolbar.cpp:74
 msgid "New group revolve active sketch"
-msgstr "新组围绕激活草图"
+msgstr "新组：活动草图扫略"
 
 #: toolbar.cpp:76
 msgid "New group step and repeat rotating"
-msgstr "新组中逐步重复旋转体"
+msgstr "新组：步进旋转"
 
 #: toolbar.cpp:78
 msgid "New group step and repeat translating"
-msgstr "新组中逐步重复移动体"
+msgstr "新组：步进平移"
 
 #: toolbar.cpp:80
 msgid "New group in new workplane (thru given entities)"
-msgstr "在新工作平面创建组(通过指定对象）"
+msgstr "新组：在新工作面绘制（由给定物件指定）"
 
 #: toolbar.cpp:82
 msgid "New group in 3d"
-msgstr "在3D中新建组"
+msgstr "新组：在三维空间绘制"
 
 #: toolbar.cpp:84
 msgid "New group linking / assembling file"
-msgstr "新组 连接/装配文件"
+msgstr "新组：连接/装配文件"
 
 #: toolbar.cpp:88
 msgid "Nearest isometric view"
-msgstr "ISO视图"
+msgstr "最接近的等轴视图"
 
 #: toolbar.cpp:90
 msgid "Align view to active workplane"
-msgstr "切换视图至当前工作面"
+msgstr "视图对齐至工作面"
 
 #: util.cpp:165
 msgctxt "title"
@@ -2113,7 +2150,7 @@ msgstr "消息"
 #: util.cpp:170
 msgctxt "button"
 msgid "&OK"
-msgstr "&OK"
+msgstr "好(&O)"
 
 #: view.cpp:127
 msgid "Scale cannot be zero or negative."
@@ -2121,7 +2158,7 @@ msgstr "缩放不能为零。"
 
 #: view.cpp:139 view.cpp:148
 msgid "Bad format: specify x, y, z"
-msgstr "格式错误: 需指定 x, y, z"
+msgstr "格式错误：请指定 x,y,z"
 
 #~ msgid ""
 #~ "Bad selection for on point / curve / plane constraint. This constraint "
@@ -2136,7 +2173,7 @@ msgstr "格式错误: 需指定 x, y, z"
 #~ "点 / 曲线 / 平面约束的选定方法错误。此约束可应用于：\n"
 #~ "\n"
 #~ "* 两点（点重合）\n"
-#~ "    * 一个点和一个工作平面（平面中点）\n"
+#~ "    * 一个点和一个工作面（平面中点）\n"
 #~ "    * 点和线段（点在线）\n"
 #~ "    * 一个点和一个圆或圆（曲线上的点）\n"
 #~ "    * 点和平面面（点在脸上）\n"
@@ -2173,7 +2210,7 @@ msgstr "格式错误: 需指定 x, y, z"
 #~ "    * two points\n"
 #~ "    * a line segment\n"
 #~ msgstr ""
-#~ "水平/垂直约束的选择错误。此约束可应用于：\n"
+#~ "水平/竖直约束的选择错误。此约束可应用于：\n"
 #~ "\n"
 #~ "    * 两点\n"
 #~ "    * 线段\n"
@@ -2206,7 +2243,7 @@ msgstr "格式错误: 需指定 x, y, z"
 #~ "* 两条线段（平行）\n"
 #~ "    * 线段和法线（平行）\n"
 #~ "    * 两个法线（平行）\n"
-#~ "    * 共享端点的两条线段、弧线或贝塞尔（切线）\n"
+#~ "    * 有共同端点的两条线段、弧线或贝塞尔（切线）\n"
 
 #~ msgid ""
 #~ "Bad selection for perpendicular constraint. This constraint can apply "
@@ -2233,7 +2270,7 @@ msgstr "格式错误: 需指定 x, y, z"
 #~ "\n"
 #~ "    * two line segments\n"
 #~ msgstr ""
-#~ "长度比率约束的选择错误。此约束可应用于：\n"
+#~ "长度比例约束的选择错误。此约束可应用于：\n"
 #~ "\n"
 #~ "* 两个线段\n"