Dibromoacetone
二溴丙酮
🗣️ 情景例句
You must've come home very late.
一定很晚才回家。
I ask hin to tell me everything he saw.
我要求他告诉我，他所看到的每件事情。
I have a lot in common with my sister.
我和我姐姐有很多相同之处。