Tetrafunctional
a. [化]四功能化合物的
🗣️ 情景例句
Uh, why does he always have to slam the door?
唉 为什么他老是砰一声地关上门
Why isn't this ticket any good here?
为什么这里不可以使用月票？
I'll check it out.
我去查查看。