Pentoxide nitrogen
[医] 硝酸酐, 五氧化二氮
🧩 词语组成解析
n. [化]五氧化物
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
Do no through fear of poverty surrender liberty.
不要因为怕贫苦而放弃自由。
My speech was ill-form and not pleasant to hear.
我的言语变调走样，很不好听。