Dihydroxypropanone
[有化]二羟基丙酮
🗣️ 情景例句
He's on the phone.
他在电话上。
Try not to be so timid when you speak.
你讲话的时候不要那么紧张。
Mr.Jones and his wife are looking at them.
琼斯先生和他的妻子正在看这些船。