Alkylamine
烷基胺
🗣️ 情景例句
And that's dear little Max.
那是亲爱的小Max。
Who is this ,please?
请问你是哪一位？
So far, they have been unlucky in their search for gold and have no money at all.
到那时为止，他们寻找金子一直碰不上好运，而且他们身上一点钱也没有了。