Naphthindene
萘并环戊烯
🗣️ 情景例句
That has nothing to do with what I'm talking about.
那跟我说的事情没有关系。
It doesn't work.
它出故障了。
There is a new type of machine which can produce colour copies.
有一种新型的机器能够制作出彩色复印件。