Bijective function
[计] 双射函数
🧩 词语组成解析
[计] 双射的
🗣️ 情景例句
But first things first.
但事有先后。
It really comes in handy.
有了它真是方便。
Start by making a list of all the types of books that you enjoy reading in Chinese.
首先列出一个清单，把你喜欢读的各类中文书都开列出来。