Perfluidone
[化] 氟草磺胺
🗣️ 情景例句
Why do we need a swimming pool? Everyone in the family hates swimming!
我们需要游泳池做什么呢？家里人都讨厌游泳。
Practice makes perfect.
熟能生巧。
I know! It's behind the door!
我知道了，是在门后。