Bijection
[计] 双射, 一一对应
🗣️ 情景例句
What position do you hold?
你的职位是什么？
That woman is very creative; she weaves her own cloth.
那位女士非常有创作欲，她自己织布。
I had a letter from my sister yesterday.
昨天我收到了姐姐的一封信，