At this point, back up any information on your hard disk that you do not have a current copy of.

从这点考虑，就需要对目前没有副本的硬盘信息进行备份。

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You quickly get your external hard disk ready and copy every single file into it.

您快速获得您的外置硬盘做好准备，每一个文件复制到它。

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And if need to carry out, need a copy to arrive among hard disk only can.

而如果需要执行，只需要拷贝到硬盘当中即可。

youdao

And if need to carry out, need a copy to arrive among hard disk only can.

而如果需要执行，只需要拷贝到硬盘当中即可。

youdao