diff --git a/mypalletizer_260/launch/simple_gui.launch b/mypalletizer_260/launch/simple_gui.launch
index e369c2e..a485f63 100644
--- a/mypalletizer_260/launch/simple_gui.launch
+++ b/mypalletizer_260/launch/simple_gui.launch
@@ -9,11 +9,11 @@
 
 	<param name="robot_description" command="$(find xacro)/xacro --inorder $(arg model)" />
 
-	<!-- Combinejoin values to TF ，将值合并到 TF-->
+	<!-- Combinejoin values to TF,将值合并到 TF-->
 	<node name="robot_state_publisher" pkg="robot_state_publisher" type="robot_state_publisher" />
 	<!-- Show in Rviz -->
 	<node name="rviz" pkg="rviz" type="rviz" args="-d $(arg rvizconfig)" required="true" />
-	<!-- mycobot-topics， mycobot-话题-->
+	<!-- mycobot-topics, mycobot-话题-->
     <include file="$(find mypalletizer_communication)/launch/communication_service.launch">
 		<arg name="port" value="$(arg port)" />	
 		<arg name="baud" value="$(arg baud)" />	
diff --git a/mypalletizer_260/launch/test.launch b/mypalletizer_260/launch/test.launch
index 1c46c5a..584f504 100644
--- a/mypalletizer_260/launch/test.launch
+++ b/mypalletizer_260/launch/test.launch
@@ -12,6 +12,6 @@
 		<param name="use_gui" value="$(arg gui)" />
 		<!-- <rosparam param="source_list" subst_value="true">["joint_states"]</rosparam> -->
 	</node>
-	<!-- Show in Rviz，显示在Rviz -->
+	<!-- Show in Rviz.显示在Rviz -->
 	<node name="rviz" pkg="rviz" type="rviz" args="-d $(arg rvizconfig)" required="true" />
 </launch>
diff --git a/mypalletizer_260/scripts/listen_real_of_topic.py b/mypalletizer_260/scripts/listen_real_of_topic.py
index 22f95f1..44dcd83 100755
--- a/mypalletizer_260/scripts/listen_real_of_topic.py
+++ b/mypalletizer_260/scripts/listen_real_of_topic.py
@@ -26,7 +26,8 @@ class Listener(object):
         Args:
             data (MycobotAngles): callback argument.
         """
-        # ini publisher object. 初始化发布者对象
+        # ini publisher object.
+        #  初始化发布者对象
         joint_state_send = JointState()
         joint_state_send.header = Header()
 
diff --git a/mypalletizer_260_moveit/scripts/path_planning_and_obstacle_avoidance_demo.py b/mypalletizer_260_moveit/scripts/path_planning_and_obstacle_avoidance_demo.py
index a4bd8da..1ec0de1 100644
--- a/mypalletizer_260_moveit/scripts/path_planning_and_obstacle_avoidance_demo.py
+++ b/mypalletizer_260_moveit/scripts/path_planning_and_obstacle_avoidance_demo.py
@@ -15,7 +15,7 @@ class MoveItPlanningDemo:
         # API to initialize move_group. 初始化move_group的API
         moveit_commander.roscpp_initialize(sys.argv)
 
-        # Initialize the ROS node. 初始化ROS节点
+        # Initialize the ROS node,初始化ROS节点
         rospy.init_node("moveit_ik_demo")
 
         # Initialize the scene object to listen for changes in the external environment