back-up
adj.
Supplementary; auxiliary; kept in need for safety. 后援的；补充的；辅助的；后备的，备用的。
- When at war, it is essential to keep the lines open for back-up troops and supplies. 战争期间，必须确保运输后援部队和军需品的线路畅通。
- When the policeman saw what happened, he called in for back-up support. 那位警察看到现场发生的情况后立即打电话要求增援。
back-up
来自翻译宝典
- 英语>简体中文, 美国习语词典
back-up
【修】后备，备份[用]
【修】后备，备份[用]
- 英语>简体中文, 英汉计算机词汇
back-up
后援，备份
后援，备份
- 英语>简体中文, 计算机电子速查小字典
back-up
备份
备份
- 英语>简体中文, 简明英汉词典
back-up
圖背參考圖
圖背參考圖
- 英语>繁体中文(台湾), 测量学名词
back-up
備用設備
備用設備
- 英语>繁体中文(台湾), 电力工程名词
back-up{=BU}
備份
備份
- 英语>繁体中文(台湾), 电子工程名词
back-up
背面圖，倒俥
背面圖，倒俥
- 英语>繁体中文(台湾), 美华军语辞典
back-up
後備；支援
後備；支援
- 英语>繁体中文(台湾), 海事名词
back-up
填充
填充
- 英语>繁体中文(台湾), 铸造学名词
back up
(backing, backed,backs)
1. 动词词组 If someone or something backs up a statement, they supply evidence to suggest that it is true. 证实
- Radio signals received from the galaxy's centre back up the black hole theory. 从该星系中心接收到的无线电信号证实了黑洞理论。
2. 动词词组 If you back up a computer file, you make a copy of it that you can use if the original file is damaged or lost. 备份 [计算机]
- Make a point of backing up your files at regular intervals. 要特别注意定期备份你的文档。
3. 动词词组 If an idea or intention is backed up by action, action is taken to support or confirm it. (以行动) 支持
- The secretary general says the declaration must now be backed up by concrete and effective actions. 秘书长说现在必须以具体有效的行动来支持这个宣言。
4. 动词词组 If you back someone up, you show your support for them. 支持 (某人)
- His employers backed him up. 他的雇主们支持了他。
5. 动词词组 If you back someone up, you help them by confirming that what they are saying is true. 证实…的话
- The girl denied being there, and the man backed her up. 这女孩否认去过那儿，并且这位男子证实了她的话。
6. 动词词组 If you back up, the car or other vehicle that you are driving moves back a short distance. 倒车
- Back up, Hans. 倒车，汉斯。
7. 动词词组 If you back up, you move backward a short distance. 后退 (一小段距离)
- I backed up carefully until I felt the wall against my back. 我小心翼翼地后退了几步，直到感觉到后背贴上了墙。
8. 动词词组 When a car backs up or when you back it up, the car is driven backward. (车) 向后倒; 倒 (车) [美国英语]
9. → see also backup
(backing, backed,backs)
1. 动词词组 If someone or something backs up a statement, they supply evidence to suggest that it is true. 证实
- Radio signals received from the galaxy's centre back up the black hole theory. 从该星系中心接收到的无线电信号证实了黑洞理论。
2. 动词词组 If you back up a computer file, you make a copy of it that you can use if the original file is damaged or lost. 备份 [计算机]
- Make a point of backing up your files at regular intervals. 要特别注意定期备份你的文档。
3. 动词词组 If an idea or intention is backed up by action, action is taken to support or confirm it. (以行动) 支持
- The secretary general says the declaration must now be backed up by concrete and effective actions. 秘书长说现在必须以具体有效的行动来支持这个宣言。
4. 动词词组 If you back someone up, you show your support for them. 支持 (某人)
- His employers backed him up. 他的雇主们支持了他。
5. 动词词组 If you back someone up, you help them by confirming that what they are saying is true. 证实…的话
- The girl denied being there, and the man backed her up. 这女孩否认去过那儿，并且这位男子证实了她的话。
6. 动词词组 If you back up, the car or other vehicle that you are driving moves back a short distance. 倒车
- Back up, Hans. 倒车，汉斯。
7. 动词词组 If you back up, you move backward a short distance. 后退 (一小段距离)
- I backed up carefully until I felt the wall against my back. 我小心翼翼地后退了几步，直到感觉到后背贴上了墙。
8. 动词词组 When a car backs up or when you back it up, the car is driven backward. (车) 向后倒; 倒 (车) [美国英语]
9. → see also backup
英语>简体中文, 高级英汉双解词典
