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
Yes, I have been working in an advertisement company in the last two years.
是的，在过去两年里，我一直在一家广告公司工作。
Please send us all the data concerning your Hero Brand fountain pens and ball pens, so we can introduce your products to our customers.
请寄给我们有关你方英雄牌自来水笔和圆球笔的资料，以便我们向顾客介绍你们的产品。
A journalist is interviewing the director of a play.
一位记者正在采访一位戏剧导演。