diff --git a/app/views/users/user_projects.html.erb b/app/views/users/user_projects.html.erb
index afa7e522b..3df4bc5dd 100644
--- a/app/views/users/user_projects.html.erb
+++ b/app/views/users/user_projects.html.erb
@@ -1,4 +1,5 @@
 <!--add by huang-->
+<p>温馨提示：项目可以是一次作业，也可以是别人或者自己创建的一项小工程~</p>
 <% if @user == User.current %>
 	<%= link_to(l(:label_project_new), {:controller => 'projects', :action => 'new', :course => 0, :project_type => @project_type}, :class => 'icon icon-add') if User.current.allowed_to?(:add_project, nil, :global => true) %>
 <% end %>
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 2accfd9e4..ec5ffca22 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -560,7 +560,7 @@ zh:
   label_assigned_to_me_issues: 指派给我的问题
   label_last_login: 最后登录
   label_registered_on: 注册于
-  label_activity: 活动
+  label_activity: 动态  # modified by bai
   label_overall_activity: 活动概览
   label_user_activity: "%{value} 的活动"
   label_new: 新建
@@ -606,7 +606,7 @@ zh:
   label_settings: 配置
   label_overview: 项目动态
   label_course_overview: "课程动态"
-  label_question_student: 学生反馈 #huang
+  label_question_student: 作业交流 #bai
   label_homework_commit: 提交作业 #huang
   label_homework_info: 作业情况  #huang
   label_course_news: 课程通知
@@ -1500,7 +1500,7 @@ zh:
   label_newfeedback_quote: 回复
   label_newfeedback_delete: 删除
   label_user_all_activity: 所有动态
-  label_user_activity_myself: 只看自己
+  label_user_activity_myself: 我的动态  # modified by bai
   label_my_honework_no_homework: 暂无任何作业！
   label_user_all_respond: 所有反馈
   label_layouts_feedback: 留言