backup

英 ['bækʌp] 美 ['bækʌp]

• n. 后备

英英释义

Noun:

1. an accumulation caused by clogging or a stoppage;

   "a traffic backup on the main street"
   "he discovered a backup in the toilet"
   

2. someone who takes the place of another (as when things get dangerous or difficult);

   "the star had a stand-in for dangerous scenes"
   "we need extra employees for summer fill-ins"
   

3. a musical part (vocal or instrumental) that supports or provides background for other musical parts

4. (computer science) a copy of a file or directory on a separate storage device;

   "he made a backup in case the original was accidentally damaged or erased"
   

5. the act of providing approval and support;

   "his vigorous backing of the conservatives got him in trouble with progressives"
   

例句

用作名词 (n.)

1. When the main system fails, the backup system take over.
   当主系统不能工作时，后备系统立即投入工作代替之。
2. We offer a free backup service to customers.
   对顾客我们提供免费配套服务。
3. The backup job resides on the primary server.
   备份作业驻留在主服务器上。

词汇搭配

• backup software 备份软件
• backup diskette 备份软盘
• backup storage 后备存储器
• backup data 备用数据
• backup procedure 备份过程
• backup system 后备系统,备用系统...
• analog backup 模拟后援
• battery backup 后备电池
• backup operation 备份操作
• backup washer 支撑垫圈
• backup ring 垫环
• backup file 备份文件
• backup aid 备用辅助设备...
• manual backup 人工接替,手动后备调...
• backup roll 支承辊
• backup aircraft 预备机
• backup copy 备份拷贝
• backup plate 垫片,靠板
• reversing light [汽]倒车灯
• back up (因积聚而)拥堵...

近反义词

【近义词】

• support 支持
• accompaniment 伴唱（奏）
• substitute 代用品
• fill-in 临时填补空缺的人...
• encouragement 鼓励
• help 帮助
• moral support 道义支持
• holdup 持枪抢劫
• stoppage 罢工
• resort (度假)胜地
• gridlock 极端严重的全面交通堵塞(...
• utility 效用
• snarl 吼叫
• standby 备用
• reserve 保留
• reinforcement 增强
• copy 复制品
• duplicate 副本
• replica 复制品
• stand-by 可靠的人
• relief 减轻
• backing 支持
• computer backup 计算机后备
• patronage 赞助
• stand-in 替身
• championship 锦标赛
• musical accompaniment 音乐伴奏
• reliever 救济者