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).
🗣️ 情景例句
One apple. Two apples. Three apples. Four apples.
一个苹果。两个苹果。三个苹果。四个苹果。
Ask no questions and you will be told no lies.
如果你少问,谎言就难进。
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