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单词 nitrogen oxide
释义

Definition of nitrogen oxide in English:

nitrogen oxide

noun
  • Each of the seven oxides of nitrogen; specifically any one or a mixture of these oxides released into the environment as a result of fuel combustion (especially nitric oxide, NO, and nitrogen dioxide, NO₂).

Origin

Mid 19th century.

 
 

Definition of nitrogen oxide in US English:

nitrogen oxide

noun
  • Each of the seven oxides of nitrogen; specifically any one or a mixture of these oxides released into the environment as a result of fuel combustion (especially nitric oxide, NO, and nitrogen dioxide, NO₂).

Origin

Mid 19th century.

 
 
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更新时间:2024/12/23 13:24:36