While-loop
[计] 当型循环
🧩 词语组成解析
while
[waɪl]
conj. 在…期间;与…同时;虽然;而;
n. （一段）时间;
vt. 消磨，打发（时间）;（愉快而懒散地）度过（时间）（常与 away 连用）;
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
He was a dull man and you had to explain things very slowly to him.
他脑筋迟钝，你必须慢慢地给他解释事情。
Who is going to wait?
谁在等？
About fifty.
大约有五十本。