Replacement operation
[计] 代替运算
🧩 词语组成解析
🗣️ 情景例句
They have a good relationship.
他们关系不错。
Factories employ both male and female workers.
工厂雇用男性和女性的工人。
have been frightened out of their wits by giant fish bumping into them as they work.
他们曾在工作时被撞到他们身上的大鱼吓得惊惶失措。