有了它，你可以备份你的磁盘到网络、光学和可移动媒介上，或者是其他硬盘驱动器上。
With it you can back up your disk to network locations, optical and removable media, and other hard drives.
公司在运行该服务时必须考虑所有细节 — 服务利用率、网络费用、坏掉的硬盘驱动器等等。
The company that runs it has to worry about all the details—server utilization, network bills, dead hard drives, and so on.
您可能通常从硬盘驱动器引导，但有时可能需要从软盘、usb内存密匙、CD或DVD，或者网络引导。
You may normally boot from a hard drive, but you may sometimes need to boot from a floppy disk, a USB memory key, a CD or DVD, or a network.
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