Polysulfone
[化] 聚砜; 聚砜类
🗣️ 情景例句
What events are happening on campus?
校园里有什么事件发生？
He who shareth honey with the bear hath the least part of it.
与熊分蜜糖，得不到多少。
Where are you from?
你是哪儿的人？