| 单词 | acetate |
| 释义 | Word Frequency acetate(ˈæsɪˌteɪt) noun 1. any salt or ester of acetic acid, containing the monovalent ion CH3 COO– or the group CH3COO- Systematic name: ethanoate2. (modifier) consisting of, containing, or concerned with the group CH3COO- acetate group or radical 3. short for acetate rayon, cellulose acetate 4. a sound recording disc composed of an acetate lacquer coating on an aluminium or plastic base: used for demonstration or other short-term purposes Derived forms acetated (ˈaceˌtated) adjective Word origin C19: from acetic + -ate1 |
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