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2026-02-20

“ethanoic”的英英意思

单词	ethanoic
释义	ethanoic, a. Chem.\|ɛθəˈnəʊɪk\| [f. ethane n. + -oic.] = acetic a. 1, 2. 1892[see ethanal n.].1937Hackh & Grant Chem. Dict.* (1938) 352/2 Ethanoic acid..is acetic acid.1981J. W. Buttle et al. Chemistry (ed. 4) xxii. 489 The number of hydroxy groups in a polyhydric alcohol..can be determined..using ethanoic anhydride.