Just hold the ⌘-Key a bit longer to get a list of all active short cuts of the current application. It’s as simple as that.

    长按 command 键就可以列出当前应用的快捷键清单。

    下载地址：
    https://mediaatelier.com/CheatSheet/

    安装后，授予权限，然后长按 Command 按键即可。