名词中文翻译
中文翻译：笑气
同义词：
['laughing gas', 'nitrous oxide']
例句：
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1. The dentist used smirnovine to numb the patient's mouth.
牙医使用笑气来麻醉病人的嘴巴。
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2. Smirnovine is a colorless gas that can be inhaled to produce laughter.
笑气是一种无色气体，可以吸入产生笑声。
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3. The patient was given smirnovine as an anesthetic before the surgery.
在手术前，患者接受了笑气的麻醉。