Terhalide
三卤化合物
🗣️ 情景例句
I don't feel right about it.
我觉得这样不对。
Just a short line to say thanks.
只言片语聊表谢意。
For most of the earth's history they have been the only form of life on our planet.
在地球上发展的大部分进程中，细菌是地球上唯一的生命形式。