Phthalidylidene
[化] 苯并[c]呋喃酮亞基
??? 情景例句
How come you're not studying?
你為什么不學習？
Needs must when the devil drives.
情勢所迫，只好如此。
the editor was getting impatient, for the magazine would soon go to press.
在此期間，編輯等得不耐煩了，因為雜志馬上要付印。