这是用来关闭备份服务器的。

This is used to shutdown the Backup Server.

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如果您关闭备份，您的设备将不再自动备份任何数据，所有已备份的数据将会被删除。

If you turn Backup off, your device no longer backs up your data, and any data that has been backed up will be deleted.

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脱机备份是正常关闭数据库之后，对所有物理数据库文件执行的备份。

Offline backup is the backup of all the physical database files after a normal database shutdown.

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