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单词 ester
释义 ester
 /es"teuhr/, n. Chem.
 a compound produced by the reaction between an acid and an alcohol with the elimination of a molecule of water, as ethyl acetate, C4H8O2, or dimethyl sulfate, C2H6SO4.
 [1850-55; coined by L. Gmelin (1788-1853), German chemist]
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