N,4-sulfanilylsulfanilamide
[化] 磺胺酰磺胺; 双磺胺
🗣️ 情景例句
What's your point?
你是什么意思？
Education has for its object the formation of character.
教育的目的在于培养品德。
Is this a book?
这是一本书吗？