Bibromide
二溴化物
🗣️ 情景例句
When can we go fishing?
我们什么时候去钓鱼？
You have to be there half an hour before departure time.
你要在起飞前半小时到那里。
Then he spoke slowly, but I could not understand him.
于是他说得慢了，可我还是听不懂。