N,n-diethylnicotinamide
[化] 烟酰乙胺
🗣️ 情景例句
It's too noisy for some older people like Nat.
它对于像Nat这样的老人来说太吵了。
Would you please open the door for me?
请你帮忙开个门好吗？
Open your mouth, Jimmy.Show me your tongue.Say, Ah'.
把嘴张开，吉米。让我们看看你的舌头。说“啊——”