Dinitration
二硝化作用
🗣️ 情景例句
My wife and I spent our honeymoon at the inn.
我太太和我在你们旅馆度的蜜月。
A man has his hour, and a dog has his day.
人有称心时，狗有得意日。
The students walked through the gates with Uncle Wang.
学生们跟随王大叔走进大门。