Peroxy-nirtrate
[化] 过硝酸盐
🗣️ 情景例句
It's no use crying over spilt milk. What's done cannot be undone.
覆水难收。
I'm the oldest person in my club.
我是我的俱乐部中最老的人。
The man said that the pen was worth $50,
那人说那支笔值50英镑，