Injective
[计] 内射, 单射
🗣️ 情景例句
He's a real workaholic.
他是个真正的工作狂。
The doctor said it's just a minor burn, There's nothing to worry about.
医生说只是轻微烧伤，不需要担心。
Right! Hold it straight! I'll fill in the hole with earth.
好的！扶直了！我用土填坑了