Dmf
[化] 二甲基甲酰胺
🗣️ 情景例句
Well, he wakes up several times during the night,
噢， 他一夜醒了好几次，
Did you sell it to him yourself?
你自己亲自卖给他吗？
He say he'll write a letter soon. He hopes we are all Well.
他说他很快会写信的。他祝我们大家身体好。