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单词 nitrous oxide
释义

nitrous oxide

UK /ˌnaɪtrəs ˈɒksaɪd/

DEFINITIONS1
  1. 1
    a gas used in the past by doctors and dentists to prevent people feeling pain during a medical operation
    Synonyms and related words

    Gases

nitrous oxide

US /ˌnaɪtrəs ˈɑkˌsaɪd/

DEFINITIONS1
  1. 1
    a gas used by doctors and dentists to prevent people from feeling pain during a medical operation
    Synonyms and related words

    Gases
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更新时间:2024/9/20 1:02:34