Bijection
[计] 双射, 一一对应
🗣️ 情景例句
Thanks, Dad.
谢谢你 ，爸爸。
I still have to fill 16 hours in my major.
我必须重修主修科目16小时。
so she went to fetch the porter from his basement.
于是她到地下室去找看门的人。