| 释义 |
- n.后援；增援；（文件等的）备份
- adj.后补的；支持性的；伴奏的
- 网络备份文件；备份成功；后备
adj.+n. backup copy,backup tape,backup battery,backup singer n. support,encouragement,help,moral support,holdup 1. | 增援；后援extra help or support that you can get if necessary |
| The police had backup from the army. 警方得到了军方的增援。 | | We can use him as a backup if one of the other players drops out. 如果有参赛者退出，我们可以用他作为替补。 | | a backup power supply 备用电源 |
2. | （文件等的）备份a copy of a file, etc. that can be used if the original is lost or damaged |
| Always make a backup of your work. 所有文件都须备份。 | | |
n. | 10. 后补物,替代物,备用物;支持;阻塞;【计算机】备份 10. 后补物,替代物,备用物;支持;阻塞;【计算机】备份 | adj. | 1. 后补的,副(手)的,替代的,备用的;支持性的;伴奏的 1. 后补的,副(手)的,替代的,备用的;支持性的;伴奏的 | v. | |
n. | 1. support or assistance from other people, e.g. support from the supplier of a product when it breaks down 2. reinforcements to help personnel already committed, especially police officers 3. a substitute or reserve that can be used if the thing normally used fails 4. a copy of computer data that is stored, e.g. a copy stored on a floppy disk 5. the procedure for copying computer data with which somebody is working 6. a buildup or stoppage of traffic caused by an obstruction, e.g. an accident or road construction 7. instrumental music or singing forming an accompaniment to the main performer of a piece of popular music or jazz 8. an excess quantity of something that builds up when normal flow is obstructed 9. a copy of information on your computer that you make in case you lose the information 10. people or equipment that can be used when extra help is needed 1. support or assistance from other people, e.g. support from the supplier of a product when it breaks down 2. reinforcements to help personnel already committed, especially police officers 3. a substitute or reserve that can be used if the thing normally used fails 4. a copy of computer data that is stored, e.g. a copy stored on a floppy disk 5. the procedure for copying computer data with which somebody is working 6. a buildup or stoppage of traffic caused by an obstruction, e.g. an accident or road construction 7. instrumental music or singing forming an accompaniment to the main performer of a piece of popular music or jazz 8. an excess quantity of something that builds up when normal flow is obstructed 9. a copy of information on your computer that you make in case you lose the information 10. people or equipment that can be used when extra help is needed |
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