You should make a copy of the disk as a backup.

你应该将磁盘复制一个备份。

《牛津词典》

Although many of these storage media have high capacity, a backup tool with compression capabilities is a big plus, eliminating the inconvenience of multiple disks or large uploads.

尽管这些存储介质中有许多具有高容量，但具有压缩能力的备份工具是一大优势，它消除了多个磁盘或大型上传的不便。

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While the terror group established a large, secretive external operations wing bent on attacking the West, it has also cultivated a backup strategy of enabling and inspiring attacks by individuals.

虽然这个恐怖组织建立了一个庞大的、秘密的外部行动部门，致力于攻击西方，但它也形成了一种支持和鼓励个人发动袭击的后备战略。

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Georgetown had an early five-point edge before a three-point play by backup center Keita started a 19-4 spurt for the Orange that pushed them in front.

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Epic Systems, a data-backup specialist it bought in 1993, helped EMC add the world's fastest open- system backup technology to its arsenal.

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The supporters said the system is a near-perfect backup because it provides information similar to that provided by GPS, but has a dissimilar infrastructure.

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