子菜单;
例句:
Click to add a custom menu or submenu.
单击此处可添加自定义菜单或子菜单.
Add additional menu commands to the submenu menu.
将其他的菜单命令添加到子菜单中.
Click this button to delete a custom menu or submenu.
单击此按钮可删除自定义菜单或子菜单.