Nitrogen pentoxide
[化] 五氧化二氮
🧩 词语组成解析
n. [化]五氧化物
🗣️ 情景例句
As poor as a church mouse.
一文不名。
See you on Monday.
星期一见。
As he was uncertain about making films with dialogue.
因为他对是否能制作配有对白的电影片没有把握。