Dinaphthylamine
二萘胺
🗣️ 情景例句
A son and his wife and their three children--my grandchildren.
有个儿子， 还有儿媳妇以及他们的三个孩子，我的孙儿女们。
I'm sure I'll be President.
我必定会当选总统。
I'm afraid this green dress it too small for me as well.
恐怕这件绿色的我穿着也太小了。