back up近义词

1. give moral or psychological support, aid, or courage to;

   "She supported him during the illness"
   "Her children always backed her up"
   

2. move backwards from a certain position;

   "The bully had to back down"
   

3. establish as valid or genuine;

   "Can you back up your claims?"
   

4. make a copy of (a computer file) especially for storage in another place as a security copy;

   "You'd better back up these files!"
   

5. become or cause to become obstructed;

   "The leaves clog our drains in the Fall"
   "The water pipe is backed up"
   

1.支持，证实（某种说法）
If someone or somethingbacks up a statement, they supply evidence to suggest that it is true.

e.g. Radio signals received from the galaxy's centrebackup the black hole theory...
从该星系中心收到的无线电信号证实了黑洞理论。
e.g. Her views are backedup by a 1989 Home Office report on crime.
1989年内政部的一份犯罪报告印证了她的观点。

2.备份（文件）
If youback up a computer file, you make a copy of it which you can use if the original file is damaged or lost.

back up

e.g. Make a point of backingup your files at regular intervals...
一定要定期备份文件。
e.g. I get so annoyed when I lose work because I've forgotten toback itup.
当我因为忘了备份把完成的工作弄丢时，真是懊恼极了。

3.将…付诸实施
If an idea or intentionis backed up by action, action is taken to support or confirm it.

e.g. The Secretary General says the declaration must now be backedup by concrete and effective actions...
秘书长说现在必须将宣言付诸具体有效的行动。
e.g. It is time the Government backedup its advert campaigns with tougher measures.
是政府采取更严厉的措施来兑现其宣传承诺的时候了。

4.支持（某人）
If youback someoneup, you show your support for them.

e.g. His employers, Norfolk social services, backed himup.
他的雇主——诺福克社会服务中心给予了他支持。

5.证实（某人）的说法
If youback someoneup, you help them by confirming that what they are saying is true.

e.g. The girl denied being there, and the man backed herup.
女孩否认在场，那名男子证实了她的话。

6.倒车
If youback up, the car or other vehicle that you are driving moves back a short distance.

e.g. Backup, Hans...
倒车，汉斯。
e.g. He backedup a few feet and rolled the window down...
他往后倒了几英尺，然后摇下车窗。

7.（车辆）堵塞，排成长龙
If vehiclesback up, they form a line of traffic which has to wait before it can move on.

e.g. Traffic into London on the M11 was backedup for several miles.
进入伦敦的车辆在11号高速公路上堵了好几英里。

8.倒行；退着走；后退
If youback up, you move backwards a short distance.

e.g. I backedup carefully until I felt the wall against myback...
我小心翼翼地后退，直到感觉后背碰到了墙壁。
e.g. She backedup a few steps.
她后退了几步。

9. see also: backup

• put one's back up使生气; 变得倔强...
• get someone's back up惹某人生气,把某人给...
• run up the back背后攻击(背后说人坏...
• get one's back up使one生气; 变得...
• back up(因积聚而)拥堵...
• put someone's back up使某人生气,触怒某人...
• rip up the back背后攻击
• one's back is up生气