Backup facility
[电] 备份设备, 备用设备
🧩 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
I hate to bring this up, but this is a nonsmoking zone.
对不起提醒一下，这儿是禁烟区。
Human pride is human weakness.
骄傲是人类的弱点。
All that glitters is not gold.
闪光的不全是金子。