单词 | chlorofluorocarbon |
释义 | chlorofluorocarbon/ˌklɔːrə(ʊ)ˌflʊərə(ʊ)ˈkɑːb(ə)n /noun Any of a class of compounds of carbon, hydrogen, chlorine, and fluorine, typically gases used in refrigerants and aerosol propellants. They are harmful to the ozone layer in the earth’s atmosphere owing to the release of chlorine atoms on exposure to ultraviolet radiation. Rhymes |
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