Databases can be stored on magnetic disk or tape, optical disk, or some other secondary storage device.

数据库可以储存在磁盘或磁带，光碟或其他间接的存储设备上。

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You can store data on secondary storage devices, such as a direct access storage device or magnetic tape volume.

你可以在辅助存储设备上存储数据，例如直接存取存储设备或者磁带。

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For this reason, as we mentioned earlier, it is a good idea to save your work in progress to a secondary storage device.

出于这个原因，正如我们前面提到的，它是一个好主意，保存在您的工作进展到二级存储设备。

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