Polysulfone
[化] 聚砜; 聚砜类
🗣️ 情景例句
Thanks.
谢谢。
Yes, I guess that would be all right.
行，我想没问题。
Such an experience befell a certain young girl the first time she was traveling alone.
一个小姑娘第一次单独出门就碰到了这种情况。