词汇 "back up" 在中文的含义

"back up" 在英语中是什么意思？与 Lingoland 一起探索这个词的含义、发音及具体用法

back up

US /bæk ˈʌp/

UK /bæk ˈʌp/

备份, 复制

to make a copy of information on your computer

示例:

•

You should always back up your important files.

你应该总是备份你的重要文件。

•

Did you remember to back up the system before the update?

你记得在更新前备份系统了吗？

同义词:

archive duplicate copy save

支持, 证实

to support someone or something

示例:

•

I'll back you up if you need help.

如果你需要帮助，我会支持你。

•

The evidence doesn't back up his claims.

证据不支持他的说法。

同义词:

support corroborate substantiate verify confirm

倒车, 后退

to move backward, especially a vehicle

示例:

•

Can you back up a little so I can park?

你能倒车一点，好让我停车吗？

•

The truck had to back up to turn around in the narrow street.

卡车不得不在狭窄的街道上倒车才能掉头。

同义词:

reverse retreat recede

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