N,n-diethylnicotinamide
[化] 烟酰乙胺
🗣️ 情景例句
Tomorrow morning after lifting weights,I'll try aerobics.
明早举完重，我去试试有氧运动。
Go that way for two blocks,then turn left.
用那种方法为镞走2街区然后向左拐。
He appears to be your friend but I doubt if he is.
他看上去像是你的朋友，但我怀疑他是否是真心的。