Monoxide nitrogen
[医] 一氧化氮, 笑气
🧩 词语组成解析
monoxide
[mə'nɔksaid]
n. 一氧化物;
🗣️ 情景例句
How's everything with you?
你一切如何？
Excuse me for being late.
对不起我迟到了。
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信，因为我俩的时间都很紧。我们都有做不完的事。