Dibenzylidene
二亞芐基
??? 情景例句
You go first.
你先來。
Sorrow comes unsent for.
悲哀來時不須邀。
Don't worry. But you'd better take him to the nurse, and she'll give him some pills.
放心吧。你最好帶他到護士那，她會給他一些藥片的。