Nitrid
n. [化]氮化物
🗣️ 情景例句
You can see many posters that are put up before the movie opens.
每部电影首映前你都会看到铺天盖地的海报。
That's my business.
那是我的事情。
Good morning. Can I help you?
早上好！我能帮您什么忙吗？