Polyfluorination
多氟化反应
🗣️ 情景例句
You're just the man I want to see.
你正是我想见的人。
A good wife makes a good husband.
有好妻子就有好丈夫。
Oh, thanks very much. I'd love to. What time is it going to start?
噢，非常感谢。我当然想去。聚会什么时候开始？