Peroxyacetyl
nitrate [化]硝酸过氧化乙酰
🗣️ 情景例句
Forgive my ignorance, But what exactly are you talking about?
请原谅我的孤陋寡闻，你说的到底是什么？
I don't think it's four o'clock yet.
我认为现在还不到四点。
She then immediately spelled the word j-u-m-p for me.
紧接着，她又为我拼写j-u-m-p这个单词。