back-up

听听怎么读

英 ['b?k'?p]

美 ['b?k'?p]

是什么意思

释义

备份；

英英释义

back-up[ 'b?k?p ]

n.
- an accumulation caused by clogging or a stoppage
  同义词：backup
- someone who takes the place of another (as when things get dangerous or difficult)
  同义词：stand-insubstitutereliefrelieverbackupbackup manfill-in
- a subordinate musical part; provides background for more important parts
  同义词：accompanimentmusical accompanimentbackupsupport
- (computer science) a copy of a file or directory on a separate storage device
  同义词：backupcomputer backup
- the act of providing approval and support
  同义词：backingbackupchampionshippatronage
v.
- give moral or psychological support, aid, or courage to
  同义词：supportback up
- move backwards from a certain position
  同义词：back upback offback down
- establish as valid or genuine
  同义词：backback up
- make a copy of (a computer file) especially for storage in another place as a security copy
  同义词：back up
- become or cause to become obstructed
  同义词：clogchoke offclog upback upcongestchokefoul

学习怎么用

词组短语

backup and recovery备份与恢复

backup and restore备份与还原

backup system备用系统；后备系统

backup roll支承辊；背辊；压辊

backup copy副本；备份件

backup file备份文件

backup software文件备份

backup device备份设备；备用设备

full backup全部备份

system backup系统备份；系统后备

backup storage n. 后备存储器

file backup文件备份；档案备份

更多收起词组短语

双语例句

用作名词(n.)

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。

权威例句

System and parallel streaming and data stripping to back-up a network
An expert system for the back-up protection of a transmission network
Direct methanol fuel-cell combined with a small back-up battery
Sequential Tripping Strategy for a Transmission Network Back-Up Protection Expert System
DNA polymerase lambda mediates a back-up base excision repair activity in extracts of mouse embryonic fibroblasts
DNA Polymerase λ Mediates a Back-up Base Excision Repair Activity in Extracts of Mouse Embryonic Fibroblasts
DNA Polymerase 位 Mediates a Back-up Base Excision Repair Activity in Extracts of Mouse Embryonic Fibroblasts
The storage and re-infusion of autologous blood and BM as back-up following failed primary hematopoietic stem-cell transplantation: ...
Effects of exit back-up on delamination in drilling composite materials using a saw drill and a core drill
Geriatric consultation teams in acute hospitals: impact on back-up of elderly patients.

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