Dibenzimide
二苯甲酰亚胺
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
Wouldn't I know?
我还会不知道吗？
Certainly! I'm coming now, Dad!
当然可以，爸爸，我马上就来。