Paroxypropiophenone
对羟基苯丙酮
🗣️ 情景例句
Hi, Son. Is everything all right?
嗨 ，孩子 一切都顺利吗？
Sure. We are friends since primary school.
当然，我们从小学就是朋友了。
Aeroplanes are slowly driving me mad.
飞机正在逐渐把我逼疯。