Perchloropropane
八氯丙烷
🗣️ 情景例句
It all sounded so easy
一切听起来都那么容易。
Every mother's child is handsome.
老王卖瓜，自卖自夸。
Why not? His home isn't far from here. Let's go.
为什么不呢？他家离这儿不远。我们走吧。