backup
音標['bækʌp]中文翻譯：
n. 倒車, 後退, 後援, 支持, 阻塞
vt. 做備份
a. 候補的, 支持的
【計】 備份; DOS外部命令:通常使用於將硬磁碟上指定的檔案複製到軟碟上
字典網
backup英文解釋：
名詞 backup:
- an accumulation caused by clogging or a stoppage
- someone who takes the place of another (as when things get dangerous or difficult)同義詞：stand-in, substitute, relief, reliever, backup man, fill-in
- a subordinate musical part; provides background for more important parts同義詞：accompaniment, musical accompaniment, support
- (computer science) a copy of a file or directory on a separate storage device同義詞：computer backup
- the act of providing approval and support同義詞：backing, championship, patronage