英语词汇nitrous oxide的意思翻译、用法及例句-英汉词典-京师网

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词汇	nitrous oxide
释义	nitrous oxide noun [ U ] chemistry specialized uk/ˌnaɪ.trəs ˈɒk.saɪd/ us/ˌnaɪ.trəs ˈɑːk.saɪd/ (also informal laughing gas) 一氧化二氮;笑气（一种带甜味的气体，有轻微的麻醉作用，常用于牙科止疼） a gas with a faint sweet smell that can be breathed in with oxygen to reduce pain, for example during childbirth or medical examinations He performed over 20 surgical procedures using nitrous oxide as the anaesthetic. Nitrous oxide gas and pethidine can be useful analgesics during labour. See also: gas and air 更多例句 Nitrous oxide is used as an anaesthetic, and also released naturally from bacteria in soils. The majority of patients who receive procedural pain relief using nitrous oxide and oxygen do so at health centres. Nitrous oxide has been reported to produce cardiovascular depression when given with higher doses of fentanyl.
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