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

我找不到任何文件与系统安全的文件名。

I can not find any file with System Security in file name.

youdao

找不到指定的系统信号灯名称。

The specified system semaphore name was not found.

youdao

找不到请求的系统设备。

The requested system device cannot be found.

youdao

找不到系统管理员签署智能卡。

Cannot find the administrator signing smart card.

youdao

在收件人的电子邮件系统中找不到收件人的电子邮件地址。

The recipient's E-mail address was not found in the recipient's E-mail system.

youdao

在收件人的电子邮件系统中找不到收件人的电子邮件地址。

The recipient's E-mail address was not found in the recipient's E-mail system.

youdao