Library backup
[计] 库后援, 库后备
🧩 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
People who don't smoke think that cigarettes stink.
不吸烟的人认为烟的味道很差。
Fools will be fools.
笨蛋总是笨蛋。
I knew that experts from the local museum would soon visit the cave.
我知道本地博物馆的专家会很快到山洞来探访。