这个你在Mac的操作系统是找不到的。

You won't find that in Mac OS X.

youdao

操作系统找不到已输入的环境选项。

The system could not find the environment option that was entered.

youdao

操作系统找不到已输入的环境选项。

The system could not find the environment option that was entered.

youdao