Background loop
[计] 后台坏
🧩 词语组成解析
loop
[lup]
n. 圈，环;[医]宫内避孕环;回路;弯曲部分;
vt.& vi. （使）成环，（使）成圈;以环连结;使翻筋斗;
🗣️ 情景例句
We're going to take it slow first.
开头我们要做慢一点。
Hope for the best, but prepare for the worst.
作最好的希望，作最坏的打算。
The Shaws naturally were a musical family.
肖氏一家天生爱好音乐。