Paroxypropiophenone
对羟基苯丙酮
🗣️ 情景例句
I haven't got anything to do now; I'm so bored.
我现在无事可做，感觉很无聊。
What do you mean by that?
你这话是什么意思？
His name is Carlos.We're going to get married next week.
他叫卡洛斯。下星期我们就要结婚了。