Polyphenylene
聚亚苯基
🗣️ 情景例句
We've got a forty-minute drive into the city.
我们还要开四十分钟的车到城里去。
If you wouldn't mind, I could use a hand.
如果你不介意的话，我可能要你帮个忙。
Only in a sparsely-populated rural community is it possible to disregard it.
只有在人口稀少的农村，才可以忽视准时的习惯。