Device backup
[计] 设备后援, 设备备份
🧩 词语组成解析
backup
['bækˌʌp]
n. 支持，后援;阻塞;<计>备份文件;[乐]伴奏;
adj. 备用的，后补的;支持性的;伴奏的;
🗣️ 情景例句
Two weeks. I said I could do it in two weeks, and I did it.
两周。我说过我两周就能完成， 现在我做到了。
Did you go to the concert yesterday?
你昨天去听音乐会了吗？
Eventually chains were fixed to one end of the dish and a powerful winch was put into operation.
不过，他们终于将链条固定在盘子的一端，一台大功率的绞车开动起来。