Polysulfone
[化] 聚砜; 聚砜类
🗣️ 情景例句
How many people are there in your family?
您家有几口人？
I will take a cable car.
我将去搭电车。
When he learnt that he would be sent abroad, he returned to the farm and his father hid him until the end of the war.
当他了解自己将被派遣出国时，他逃回农场，父亲把他藏了起来，直到战争结束。