Pernitric acid
[化] 过硝酸
🧩 词语组成解析
🗣️ 情景例句
But your daddy and I are talking about something
但你爸爸和我正在讨论一件事，
How much is this rug?
这条地毯多少钱？
We'd like to clear up some points connected with the technical part of the contract.
我们希望搞清楚有关合同中技术方面的几个问题。