Peroxy-nirtrate
[化] 过硝酸盐
🗣️ 情景例句
What's going on?
你在忙些什么？
Mr. Smith is a politician.He's running for election as governor.
史密斯先生是竞选州长的一名政治家。
Yes, of course I can, Penny.
会的，我当然会，彭妮。