Add more zh_CN translations

Change-Id: Ice6e00de0aad9598338cc4f05c8ba251b55efa75
diff --git a/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/Ui_zh_CN.properties b/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/Ui_zh_CN.properties
index 7d2321d..2a0c97f 100644
--- a/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/Ui_zh_CN.properties
+++ b/web/gui/src/main/resources/org/onosproject/ui/lion/core/common/Ui_zh_CN.properties
@@ -18,16 +18,16 @@
 # Common button text
 ok=确定
 cancel=取消
-close=Close (zh_CN)
+close=关闭
 
 # Gesture text
 click=点击
 click_row=单击 行
 scroll_down=向下滚动
-shift_click=shift-click (zh_CN)
-drag=drag (zh_CN)
-cmd_scroll=cmd-scroll (zh_CN)
-cmd_drag=cmd-drag (zh_CN)
+shift_click=shift + 单击
+drag=拖曳
+cmd_scroll=cmd + 滚动
+cmd_drag=cmd + 拖拽
 
 # Common control button tooltips
 tt_ctl_auto_refresh=切换自动刷新