Polyarylsulfone
[化] 聚芳砜
🗣️ 情景例句
I want a package deal including airfare and hotel.
我需要一个成套服务，包括机票和住宿。
Cleanliness is next to godliness.
清净近乎神圣。
Then he put a piece of cheese in his pocket and went away.
然后把一块乳酪装进衣袋里走了。