Clophen
(多)氯化联苯
🗣️ 情景例句
We were very young.
我们那时很年轻。
My cousin is a member of a riding club, He seems riding.
我的表兄是一个骑马俱乐部成员，他似乎很喜欢骑马。
I'm sorry.We don't have any.
对不起，我们没有。