英语词汇back up怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

back up

[phrasal verb]

a : to move backward后退；倒退

The car backed up slowly.汽车缓缓后退。
Could you back up a little to give me some room?你能往后退点给我腾出一些地方吗？

— sometimes used figuratively有时用作比喻

Wait, let's back up for a second. [=let's go back to what we were discussing earlier]等等，咱们还是暂且回到刚才的话题。

b back (a vehicle) up or back up (a vehicle) : to move (a vehicle) backward倒（车）

Could you back your car up a little to give me some room?你能把车往后倒点给我腾出点地方吗？

a : to become blocked so that movement or flow is slowed or stopped堵塞；淤积

Traffic backed up for miles because of the accident.这个事故使交通堵塞了数英里。
The drain backed up [=clogged] and had to be unclogged by a plumber.下水道堵塞了，必须请管道工来疏通才行。

b back (something) up or back up (something) : to cause (something) to become blocked使淤积；使堵塞

The accident backed up traffic for miles. = Traffic was backed up [=(Brit) tailed back] for miles because of the accident.这个事故使交通堵塞了数英里。
The drain was backed up.下水道堵塞了。

back (someone or something) up or back up (someone or something) : to give help or support to (someone or something)支持；帮助

I'll back you up if I think you're right.如果我认为你是对的，我就支持你。
She backed her argument up with written evidence. = Written evidence backed her argument up.她用书面证据来支持自己的论点。
It's time to back up your words with deeds!是用行动来证明你的话的时候了！

— see also ⁴back 1e (above)

back (something) up or back up (something) computers : to make a copy of (a computer file or data) to protect it from being lost备份；存储

Remember to back up your work before you log off.记得在退出前备份你的文件。

— see also backup

back

单词	back up
释义	back up [phrasal verb] 1 a : to move backward后退；倒退 The car backed up slowly.汽车缓缓后退。 Could you back up a little to give me some room?你能往后退点给我腾出一些地方吗？ — sometimes used figuratively有时用作比喻 Wait, let's back up for a second. [=let's go back to what we were discussing earlier]等等，咱们还是暂且回到刚才的话题。 b back (a vehicle) up or back up (a vehicle) : to move (a vehicle) backward倒（车） Could you back your car up a little to give me some room?你能把车往后倒点给我腾出点地方吗？ 2 a : to become blocked so that movement or flow is slowed or stopped堵塞；淤积 Traffic backed up for miles because of the accident.这个事故使交通堵塞了数英里。 The drain backed up [=clogged] and had to be unclogged by a plumber.下水道堵塞了，必须请管道工来疏通才行。 b back (something) up or back up (something) : to cause (something) to become blocked使淤积；使堵塞 The accident backed up traffic for miles. = Traffic was backed up [=(Brit) tailed back] for miles because of the accident.这个事故使交通堵塞了数英里。 The drain was backed up.下水道堵塞了。 3 back (someone or something) up or back up (someone or something) : to give help or support to (someone or something)支持；帮助 I'll back you up if I think you're right.如果我认为你是对的，我就支持你。 She backed her argument up with written evidence. = Written evidence backed her argument up.她用书面证据来支持自己的论点。 It's time to back up your words with deeds!是用行动来证明你的话的时候了！ — see also ⁴back 1e (above) 4 back (something) up or back up (something) computers : to make a copy of (a computer file or data) to protect it from being lost备份；存储 Remember to back up your work before you log off.记得在退出前备份你的文件。 — see also backup back
随便看	lost the initiative lost their lives lost to the world lost touch with reality lost track of lost without lot loth lot in life lotion lotions lot of lots lots of lotteries lottery lotus lotuses loud loud and clear louder loudest loudhailer loudhailers loudly