第三人称复数：backups
形容词
1. We should always have a backup plan.
我们应该总是有备用的计划。
名词
1. Do you have any backup if this machine fails?
如果这台机器坏了你有备用的吗？
1. 备分：接下来,还要再处理的包括同步两台电脑的某些数据,备分(backup)一些重要的档案. 需要处理的文章、资料都全部拷贝进平时主要使用的电脑里面了. 目前的处理速度还不够快,不能只顾着分类,往往犯的错误是只顾得分类,分类完后人也累了,
2. 备存：BAC,回车;进入备存(Backup)程序. 备存[DB]...?DB,回车;指示系统备存数据库. 此时有三个选项:DB(数据库),MIS(杂项文文件)与ACD(ACD统计),本例选择了备存数据库. 备存的数据库...?A,回车;输入备存数据库名称A.
3. 备份文件：VOB文件--视频目标文件(Video OBjects)BUP文件 - 备份文件(BackUP)这种问题我以前碰到过,经过我慢慢试验与分析,发现这是由是某个文件夹的权限所导致的,iis在访问access数据库的时候,需要某个文件夹具有读写的权限,否则就出错.
1. （物资、人员等的）支持，辅助
Backup consists of extra equipment, resources, or people that you can get help or support from if necessary.
e.g. There is no emergency back-up immediately available...
手头无法获得应急支持。
e.g. Alternative treatments can provide a useful back-up to conventional treatment.
替代疗法能为传统的治疗提供有效的辅助。
2. 备用品；后备计划
If you have something such as a second piece of equipment or set of plans as backup, you have arranged for them to be available for use in case the first one does not work.
e.g. Every part of the system has a backup...
系统的每个部分都有备用元件。
e.g. Computer users should make regular back-up copies of their work.
计算机使用者应该定期对自己的工作进行备份。
1. He chose longtime backup goalkeeper Jens Lehmann over Oliver Kahn and gave Kahn's captaincy to Michael Ballack.
2. But Grint said he had a backup plan if his career on screen and stage failed.
3. But that does not include a backup battery you can carry with you, like the package from US Modular.
4. Backup Jose Molina has started most of the team's games at catcher during Posada's injury trouble.
5. There is almost no backup market for catfish if the US refuses to buy them.
6. Losing Diop hurts Dallas'front line, as he is the primary backup to starting center Erick Dampier.
7. backup的解释
7. Zheng said rescuers were digging a second rescue channel in an adjacent shaft, hoping to provide a backup route for the rescue.
8. backup
8. The information was on a backup computer tape that was discovered missing last October.
9. Most of the power is provided by solar cells on the roof, and there is also a battery power pack for backup.
10. Shanghai customs has taken measures to prevent similar problems and a backup data processing center will be set up as soon as possible.
noun
1. danci.911chaxun.com
1. the act of providing approval and support
e.g. his vigorous backing of the conservatives got him in trouble with progressives
Synonym: backing championship patronage
2. (computer science) a copy of a file or directory on a separate storage device
e.g. he made a backup in case the original was accidentally damaged or erased
Synonym: computer backup
3. a musical part (vocal or instrumental) that supports or provides background for other musical parts
Synonym: accompaniment musical accompaniment support
4. someone who takes the place of another (as when things get dangerous or difficult)
e.g. the star had a stand-in for dangerous scenes
we need extra employees for summer fill-ins
Synonym: stand-in substitute relief reliever backup man fill-in
5. an accumulation caused by clogging or a stoppage
e.g. a traffic backup on the main street
he discovered a backup in the toilet