Dinitraniline
二硝基苯胺
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
He never breaks his word.
他决不食言。
Then they wake up their parents, calling: Merry Christmas!
然后去吵醒他们的父母亲，对他们说“圣诞快乐！”