Transition operator
[计] 过渡算子
🧩 词语组成解析
🗣️ 情景例句
Yes.
是的。
I'm calling from a public phone.
我打的是公用电话。
Did you serve this gentleman half an hour ago, Caroline? He says he's the man who bought these books.
卡罗琳，半小时前你接待过这位先生吗？他说他就是买这两本书的人。