Polyfluoroethylene
聚氟乙烯
🗣️ 情景例句
Do you have a dry white wine?
你这里有涩白酒吗？
It doesn't add up!
这就怪啦！
Then they had a second child-a son. How happy they were!
后来他们有了第2个孩子一个儿子。他们多么高兴啊！