N-ethylnaphthylamine
[化] N-乙基萘胺
🗣️ 情景例句
Does this come with a certificate of authenticity?
这有鉴定证明吗？
How much is a round-trip ticket to Beijing?
一张到北京的来回票要多少钱？
and shows no signs at present of ceasing to rise.
并且目前尚无停止上升的迹象，