Injective function
[计] 内射函数, 单射函数, 注入函数
🧩 词语组成解析
[计] 内射, 单射
🗣️ 情景例句
Three months ago.
三个月之前。
You'll hurt your finger, if you don't take care.
你不专心的话，就会伤到你的手指。
When the article arrived, the editor read the first sentence and then refuse to publish it.
稿子寄来后，编辑看第一句话就拒绝予以发表。