Poly(vinyl fluoride)
[化] 聚氟乙烯
🗣️ 情景例句
You've got a point there.
你的话很有道理。
I wonder what makes you so jealous.
我不知道是什么使你这样嫉妒。
My name is Han Meimei. What's your name?
我叫韩梅梅，您呢？