Polysulfone
[化] 聚砜; 聚砜类
🗣️ 情景例句
It's one of the best schools in the country, Robbie.
这是全国最好的大学之一， Robbie。
He that marries for wealth sells his liberty.
为财富而结婚就是出卖自由。
We've been anxious about you. We were expecting you back much earlier.
我们都为你们着急呢。都盼着你们早点儿回来。