Polyarylsulfone
[化] 聚芳砜
🗣️ 情景例句
How long will it take to get some more in from the factory?
从工厂再运一些货过来要多久？
I was perfectly aware of this before we married.
结婚前我就完全意识到这个问题。
The building of skyscrapers in New York began around the year 1900.
在1900年左右，摩天楼开始在纽约兴建。