Polysulfone
[化] 聚砜; 聚砜类
🗣️ 情景例句
I'll talk to Richard about it
我就跟Richard商量
She is free any time you need help.
你需要帮忙时，请随时向她求助好了。
It's worth every penny of it.
它确确实实值这么多钱。