| 单词 | ketone |
| 释义 | Word Frequency ketone(ˈkiːtəʊn) noun any of a class of compounds with the general formulaR′COR, where R and R′ are alkyl or aryl groups See also acetone Derived forms ketonic (kɪˈtɒnɪk) adjective Word origin C19: from German Keton, from Aketon acetone |
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