Pentachlorophenate
五氯苯酚盐
🗣️ 情景例句
But first in the school-rooms.
但首先是在教室 。
Why didn't you write me?
为什么你不给我写信？
In the contrary school, the duck is supreme.
与滑翔鸟相对的另一类鸟中，数野鸭本领最高。