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  1. nitrogen dioxide

    • IPA[ˌnʌɪtrədʒ(ə)n dʌɪˈɒksʌɪd]

    英式

    • n.
      a reddish-brown poisonous gas occurring commonly as an air pollutant, formed by the oxidation of nitric oxide or by combustion in the presence of air. Below 21°C nitrogen dioxide is a yellowish-brown liquid.
    • noun: nitrogen dioxide

    • 更多解釋
    • IPA[ˈnītrəjən dīˈäkˌsīd]

    美式

    • n.
      a reddish-brown poisonous gas occurring commonly as an air pollutant, formed by the oxidation of nitric oxide or by combustion in the presence of air. Below 70°F (21°C), nitrogen dioxide is a yellowish-brown liquid.

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  2. 知識+

    • 急,化學達人請進!!!15點

      ...mean time the solution turns brown as nitric acid decomposes to generate nitrogen dioxide gas.  After copper is completely dissolved, nitrogen dioxide ...

    • 這幾句的專業英文句子翻出來意思怪怪的(1)20點

      ... (CO&PAN, O3&SO2, SO2&nitrogen dioxide) have been shown to produce additive effects, but additional research...

    • water / air pollution?

      ... pollution (船隻污染) 會排放大量的二氧化硫(sulpher dioxide)跟二氧化氮(nitrogen dioxide)污染海洋 或者石油在運輸的時候發生的不幸洩漏意外 野生動物們受到的負面影響...