Polysulfone
[化] 聚砜; 聚砜类
🗣️ 情景例句
I can assure you that as long as you stay at home, you're safe.
我可向你保证，只要你呆在家里就会很安全。
My hobby is collecting books.
我的嗜好是收集书籍。
'Do you call that a hat?' I said to my wife.
“你把那个叫帽子吗？”我对妻子说。