Bijective
[计] 双射的
🗣️ 情景例句
Sit down, sit down.
请坐， 请坐。
Do you work near the university?
你在大学附近工作吗？
Look at his big teeth. Isn't he bigger than you?
瞧他的大牙齿。他的块头不是比你大吗？