Pentachlorization
五氯化作用
🗣️ 情景例句
Well, what's the weather going to be like?
那么， 明天的天气怎样？
A bird is known by its note, and a man by his talk.
闻其歌知其鸟，听其言知其人。
Can I have the key to the front door please?
我能带上前门的钥匙吗？