backup

英['bækʌp] 美['bækʌp]
  • n. 后备
CET4 TEM4
使用频率:
星级词汇:

详细释义

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"

双语例句

1. Every part of the system has a backup.
系统的每个部分都有备用元件。

来自柯林斯例句

2. The police had backup from the army.
警方得到了军方的增援。

来自《权威词典》

3. She once sang backup for Madonna.
她曾经为麦当娜伴唱.

来自《简明英汉词典》

4. Have you kept a backup of this file?
你把这文件备份了 吗 ?

来自《简明英汉词典》

5. File in the target drived : BACKUP directory will be erased strike any key when ready.
目标驱动器标 d: BACKUP目录 内的文件将被删除,准备好后按任意键继续.

来自互联网

    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。

用法讲解

相关词汇

【邻近词汇】

backward backside backups backup CD backup set backup job backup aid backup bit backup dump backup fuse Backup base backup node
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