Nuclear nitrogen
[化] 环中的氮
🧩 词语组成解析
🗣️ 情景例句
I remember.
我想起来了。
Diligence is the mother of good luck.
刻苦是成功之母。
As complaints must be made in writing, the Ombudsman receives an average of 1,200 letters a year.
由于意见均需用书面形式提出，司法特派员每年平均收到1，200封信。