With merged backups, if a recovery is needed on Friday, you can restore everything from Thursday's merged backup along with the transaction logs.

在使用合并备份时，如果周五需要进行修复，那么您可以从周四的合并备份和事务日志还原所有数据。

youdao

A full backup — in other words, one where you copy all of the files from your system — would obviously capture everything, but it can be an expensive way of backing up your information.

完全备份，即复制系统中所有的文件，很明显这样做可以保存所有的信息，但这可能是一种代价很大的信息备份方式。

youdao

"You know, it's amazing," he said. "Everything on the spacecraft works, and we're not using any backup systems."

“你看，这太棒了，”他说，“飞船上的一切设备运转良好，我们甚至用不到备用系统。”

youdao

"I had been with the Cowboys, and everything was first-class, " says Leamon Hall, a backup quarterback.

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