All the major hard-disk makers sell external hard disks that connect to a PC either directly, or over a network, and which come with relatively simple backup programs.
所有主要的硬盘制造商都销售能够直接或是通过网络连接到个人电脑的外接硬盘,所带的备份程序也比较简单。
A fairly large (and possibly new) hard disk is important, as this system may serve as your backup server.
相当大的(可能也是新的)硬盘很重要,因为此系统可以充当您的备份服务器。
For most computers, this place is the hard disk drive, but files can exist on all sorts of media: flash drives, CD and DVD discs, or even tape backup systems.
大部分来说计算机,这一个地方是硬盘磁碟机,但是文件能在所有的媒体上存在:闪现驾驶、激光唱碟和数字化视频光圆盘,否则甚至以带子绑起预备的系统。
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