Nitrous oxide
其它 Other[化] 一氧化二氮; 笑气\\n[医] 一氧化氮, 笑气
📖 牛津释义
nitrous oxide
(also laughing-gas), gas sometimes used as an anaesthetic, esp by dentists 氧化亚氮, 笑气（有时用作麻醉剂, 尤用於牙科）.
🧩 词语组成解析
nitrous
['naitrəs]
adj. 氮的，含氮的，硝石的;
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
It was so exciting to meet her again after so many years.
多年以后和她再相遇是多么让人激动啊!
I will have done it by the time you come back.
在你回来之前，我会做完它。[将来完成时，表示将完成…，会做完…]
Good morning, nurse.I was to see the dentist,please.
早上好，护士。我想见牙科医生。