back-up
英['bæk'ʌp]
美['bæk'ʌp]
- n. 后援；备份；备用
详细释义
名词 backup:
-
an accumulation caused by clogging or a stoppage
-
someone who takes the place of another (as when things get dangerous or difficult)
-
a musical part (vocal or instrumental) that supports or provides background for other musical parts
-
(computer science) a copy of a file or directory on a separate storage device
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the act of providing approval and support
-
give moral or psychological support, aid, or courage to
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move backwards from a certain position
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establish as valid or genuine
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make a copy of (a computer file) especially for storage in another place as a security copy
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become or cause to become obstructed
双语例句
- 1. There is no emergency back-up immediately available.
- 没有立即就能获得的后备。
《柯林斯英汉双解大词典》
- 2. As a result, they have lost the parachute they once had in times of financial setback—a back-up earner (usually Mom) who could go into the workforce if the primary earner got laid off or fell sick.
- 因此，它们已经失去了在经济萧条时期曾经持有的“保护伞”——一个后备挣钱者（通常是母亲），她可以在主要挣钱者失业或者病倒的时候出去工作。
youdao
- 3. Think about a possible back-up plan.
- 想好一个可能的后备计划。
youdao
- 4. Homes lacked back-up power generators.
- 家里也没有备用的发电机。
youdao
- 5. You can back up another two feet or so.
- 你可以再退两英尺左右。
《牛津词典》
- 6. That sort of attitude really gets my back up!
- 那种态度实在叫我恼火！
《牛津词典》
- 7. She invoked several eminent scholars to back up her argument.
- 她援引了几位赫赫有名的学者来支持她的论点。
《牛津词典》
- 8. He's now back up on the slopes again, skiing competitively in events for the disabled.
- 他如今又回到了滑坡上，在残疾人赛事上赛滑雪。
《柯林斯英汉双解大词典》
- 9. Radio signals received from the galaxy's centre back up the black hole theory.
- 从该星系中心接收到的无线电信号证实了黑洞理论。
《柯林斯英汉双解大词典》
- 10. The writer doesn't back up his opinions with examples.
- 作者不用实例印证他的看法。
《牛津词典》
- 11. Other actions can be taken to back up the policy.
- 可以采取其他行动来支持该政策。
youdao
- 12. In this article, you need to back up general statements with specific examples.
- 在这篇文章中，你需要用具体的例子来支撑笼统的语句。
youdao
- 13. First let me back up a bit and talk about vision correction before the printing press.
- 让我先回顾下在印刷术之前的视力矫正是什么样的。
youdao
- 14. Let's back up again and talk about the time period from the 1860s to the 1880s and talk more about what happened in women's art classes.
- 让我们再次倒退，回到19世纪60到80年代，来多谈谈女性艺术课上发生了什么。
youdao
- 15. But as soon as the fever goes down, it's soon back up again.
- 但是，体温降下来不久后，它很快再度回升了。
youdao
- 16. In this article, you need to back up the general statement with specific examples.
- 在文章中，你需要用具体的例子支持总的观点。
youdao
- 17. If we go back up to the kinds of data objects we started with, floats, ints, strings, they actually behave the same way.
- 如果我们回想一下我们一开始讲过的数据对象的种类，浮点数，整数，字符串，它们实际上有相同的行为方式。
youdao
- 18. I managed to pull everything back up.
- 我设法挽回这一切。
youdao
- 19. Furthermore, one sensory ability may back up another.
- 此外，一种感知能力可能会为另一种感知能力提供支持。
youdao
- 20. Now, look back up at the section here, where you wrote about Dewey's view of individuality.
- 现在，回头看看这一节，你在这里写了杜威的个性观。
youdao
- 21. Every few steps he stopped to pull his trousers back up because he didn't have a belt.
- 他每走几步就停下来提提裤子，因为他没有皮带。
youdao
- 22. This is just sort of bringing us back up to speed and adding a few more details in.
- 这只是让我们跟上进度，增加一些细节。
youdao
- 23. As soon as the driver puts the car in gear and touches the gas pedal, the engine starts back up.
- 司机一挂上挡，踩下油门踏板，发动机就重新启动了。
youdao
- 24. The old idea will surface back up in another piece of work or another idea at some point in your life.
- 在你的生活中的某个时刻，旧点子会以另一种形式出现，或者另一个点子会出现。
youdao
- 25. Clogged pipes caused drain water to back up into the room.
- 水管堵塞，排出去的水倒灌入室。
《新英汉大辞典》
- 26. Don't back up the moment you run up against a little difficulty.
- 不要遇到一点困难就打退堂鼓。
《新英汉大辞典》
- 27. You should back up your data often.
- 你应该经常备份你的数据。
youdao
- 28. Back up your data before you do anything else.
- 在做任何事情之前备份数据。
youdao
- 29. Back up application code and resources.
- 备份应用程序代码和资源。
youdao
- 30. Back up application code and resources.
- 备份应用程序代码和资源。
youdao
- Liu Bei was given 1,000 troops as the back up force.
刘备带一千人马作后援。 - You can back up and restore full-text catalogs.
可以备份和还原全文目录。 - This option will back up files on the volume.
该选项将备份卷中的文件。 - You should carry a spare wheel in the back of your car.
你应在车后带一个备用的轮胎。 - He asked Congress for stand-by authority to call up the reserves.
他要求国会授予他征召后备役的备用权力。
用作名词 (n.)
用法讲解
- get someone's back up 惹某人生气,把某人给...
- put one's back up 使生气; 变得倔强...
- get one's back up 使one生气; 变得...
- put someone's back up 使某人生气,触怒某人...
- back up (因积聚而)拥堵...
- one's back is up 生气
- run up the back 背后攻击(背后说人坏...
- rip up the back 背后攻击
- back up protection 后备保护
- back-up plate 垫片
- back-up system 后备系统
- back up power [化] 备用电源...
- file back-up 备用文件
- analog back-up 模拟后备
- back up system 后援系统
- back-up ring 支承环
- back up item 平行研制项目...
- back-up roller 支撑滚筒
- back up block 支撑块
- back-up protection 后备保护装置...
相关词汇
- secondary 次要的
【近义词】
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