| 释义 |
Definition of nitrous oxide in English: nitrous oxidenounnʌɪtrəsˈɒksʌɪdˈnaɪtrəs ˈɑkˌsaɪd mass nounA colourless gas with a sweetish odour, prepared by heating ammonium nitrate. It produces exhilaration or anaesthesia when inhaled and is used (mixed with oxygen) as an anaesthetic and as an aerosol propellant. Chemical formula: N₂O Example sentencesExamples - He underwent surgery under general anaesthesia with oxygen in nitrous oxide.
- Carbon dioxide, methane, nitrous oxide, and other gases are known collectively as greenhouse gases because they trap heat in the atmosphere.
- Other trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone.
- These gases, including carbon dioxide, methane and nitrous oxide, absorb heat more readily than do the main constituents of our atmosphere, oxygen and nitrogen.
- This patient, a young woman, had obtained her nitrous oxide from cartridges of nitrous oxide used to aerate cream.
Definition of nitrous oxide in US English: nitrous oxidenounˈnaɪtrəs ˈɑkˌsaɪd A colorless gas with a sweetish odor, prepared by heating ammonium nitrate. It produces exhilaration or anesthesia when inhaled and is used as an anesthetic and as an aerosol propellant. Chemical formula: N₂O Also called laughing gas Example sentencesExamples - He underwent surgery under general anaesthesia with oxygen in nitrous oxide.
- This patient, a young woman, had obtained her nitrous oxide from cartridges of nitrous oxide used to aerate cream.
- These gases, including carbon dioxide, methane and nitrous oxide, absorb heat more readily than do the main constituents of our atmosphere, oxygen and nitrogen.
- Carbon dioxide, methane, nitrous oxide, and other gases are known collectively as greenhouse gases because they trap heat in the atmosphere.
- Other trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone.
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