Monobromination
一溴化
🗣️ 情景例句
Good-bye.
再见。
I've bee invited over to a friend's, and you?
有个朋友请我去作客，你呢？
He looked very well though he was rather thirsty, for he drank half a bottle of milk.
它看上去一切正常，只是口渴得很，喝了半瓶牛奶。