| 单词 | dichlorodifluoromethane |
| 释义 | Word Frequency dichlorodifluoromethane(daɪˌklɔːrəʊdaɪˌflʊərəʊˈmiːθeɪn) noun a colourless nonflammable gas easily liquefied by pressure: used as a propellant in aerosols and fire extinguishers and as a refrigerant. Formula: CCl2F2 See also Freon |
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