diff --git a/15.CommandPattern/2.Code/CommandPattern.h b/15.CommandPattern/2.Code/CommandPattern.h
index 5e2b24c..dd13069 100644
--- a/15.CommandPattern/2.Code/CommandPattern.h
+++ b/15.CommandPattern/2.Code/CommandPattern.h
@@ -5,22 +5,22 @@
 #include <time.h>
 using namespace std;
 
-//  ���������
+//  命令队列类
 #define COMMAND_QUEUE
 
-// ���������� Command
+// 抽象命令类 Command
 class Command
 {
 public:
 	Command(){}
 	virtual ~Command(){}
-	// ��������ӿڣ���������
+	// 声明抽象接口：发送命令
 	virtual void execute() = 0;
 private:
 	Command *command;
 };
 
-// �����ߣ������
+// 接收者：电灯类
 class Lamp
 {
 public :
@@ -42,7 +42,7 @@ private:
 	bool lampState;
 };
 
-// �����ߣ�������
+// 接收者：风扇类
 class Fan
 {
 public:
@@ -64,15 +64,19 @@ private:
 	bool fanState;
 };
 
-// ���������� LampCommand
+// 具体命令类 LampCommand
 class LampCommand :public Command
 {
 public:
 	LampCommand(){
-		printf("���ؿ��Ƶ��\n");
+		printf("开关控制电灯\n");
 		lamp = new Lamp();
 	}
-	// ʵ��execute()
+	~LampCommand(){
+		delete lamp;
+		lamp = nullptr;
+	}
+	// 实现execute()
 	void execute(){
 		if (lamp->getLampState()){
 			lamp->off();
@@ -85,15 +89,19 @@ private:
 	Lamp *lamp;
 };
 
-// ���������� FanCommand
+// 具体命令类 FanCommand
 class FanCommand :public Command
 {
 public:
 	FanCommand(){
-		printf("���ؿ��Ʒ���\n");
+		printf("开关控制风扇\n");
 		fan = new Fan();
 	}
-	// ʵ��execute()
+	~FanCommand(){
+		delete lamp;
+		lamp = nullptr;
+	}
+	// 实现execute()
 	void execute(){
 		if (fan->getFanState()){
 			fan->off();
@@ -106,18 +114,18 @@ private:
 	Fan *fan;
 };
 
-// ������ Button
+// 调用者 Button
 class Button
 {
 public:
 	Button(){}
-	// ע��������������
+	// 注入具体命令类对象
 	void setCommand(Command *cmd){
 		this->command = cmd;
 	}
-	// �������������ť
+	// 发送命令：触摸按钮
 	void touch(){
-		printf("��������:");
+		printf("触摸开关:");
 		command->execute();
 	}
 private:
@@ -126,10 +134,10 @@ private:
 
 #ifdef COMMAND_QUEUE
 /*************************************/
-/*             �������              */
+/*             命令队列              */
 #include <vector>
 
-// ���������
+// 命令队列类
 class CommandQueue
 {
 public:
@@ -149,18 +157,18 @@ private:
 
 };
 
-// ������
+// 调用者
 class Button2
 {
 public:
 	Button2(){}
-	// ע�����������������
+	// 注入具体命令队列类对象
 	void setCommandQueue(CommandQueue *cmdQueue){
 		this->cmdQueue = cmdQueue;
 	}
-	// �������������ť
+	// 发送命令：触摸按钮
 	void touch(){
-		printf("��������:");
+		printf("触摸开关:");
 		cmdQueue->execute();
 	}
 private:
@@ -170,4 +178,4 @@ private:
 #endif
 
 
-#endif //__COMMAND_PATTERN_H__
\ No newline at end of file
+#endif //__COMMAND_PATTERN_H__