Operative constraint
[计] 有效约束
🧩 词语组成解析
operative
['ɔpərətiv, 'ɔpəreitiv]
adj. 手术的;（计划、法律等）实施中的，起作用的;最适合的;关键词句;
n. 工作人员;（尤指）体力劳动者;密探;（尤指政府的）特工人员;
🗣️ 情景例句
Maybe some of us would like to pay a little bit more
也许我们之中有一些人愿意多付一点钱
Talk of an angel and you'll hear his wings.
说到曹操，曹操就到。
The child learning to see, first distinguishes only two-dimensional shape;
正在学看东西的儿童起初只会分辨二维形态，