No, I should definitely back-up my hard disk first.
不，我绝对应该备份下我的硬盘先。。。。
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。
You can back up the server to a tape drive or hard disk.
您可以将服务器备份到磁带驱动器或硬盘。
Make sure you back up the disk before you turn the computer off.
在你关电脑之前，一定要备份磁碟。
Our disk imaging backup software helps you back up computer data and clone...
我们的磁盘映像备份软件可帮您备份计算机数据及复制硬盘。
Our disk imaging backup software helps you back up computer data and clone...
我们的磁盘映像备份软件可帮您备份计算机数据及复制硬盘。
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