Hide Categories is off by default, but can be selected via the pop-up menu of the message set.

“隐藏目录”在缺省情况下是关闭的，但是通过消息集的弹出菜单可以选择它。

youdao

Hide Categories is off by default, but can be selected via the pop-up menu of the message set.

“隐藏目录”在缺省情况下是关闭的，但是通过消息集的弹出菜单可以选择它。

youdao