Fluocarbon
氟代烃
🗣️ 情景例句
Yeah, just like I certainly did not expect to buy these gifts at such low prices.
是啊，我怎么也没想到买这些礼物才花了这么点钱。
It is a silly goose that comes to the fox's sermon.
只有呆鹅才去听狐狸说教。
but it is of a kind that, if he meets it, he can readily understand and deal with.
但如果有这种情况，露营者也容易理解，知道如何对付，