Nitrogens
(nitrogen 的复数) n. 氮\\n[化] 氮N-2
🗣️ 情景例句
Where is your domicile?
你的户籍在哪里？
It is easier to pull down than build.
败事容易成事难。
Fortunately for me, as I was wondering what to do next, there appeared on the horizon a man on horseback, riding in my direction.
不过，我是幸运的，正当我走投无路之时，从天边出现一个骑马的人向我骑来。