N,n-diethylnicotinamide
[化] 烟酰乙胺
🗣️ 情景例句
OK, hold to the right.
好， 在右边停住。
My son has outgrown these trousers.
我儿子已经长的穿不了这条裤子了。
'If the money was not paid promptly,
如果交款不及时，