单词	umbellic acid
释义	umbellic acid noun : an acid C6H3(OH)2CH=CHCO2H formed as a yellow powder by hydrolysis of umbelliferone; 2,4-dihydroxy-cinnamic acid Word History Etymology umbellic from umbell- (in umbelliferone) + -ic
随便看	mossbacks mossbanker mossberry mossbunker mossbunkers mossed mossed bark Mossel Bay mosser mossers mossery mosses mosshead mosshorn Mossi Mossi-Gurunsi mossie mossier mossies mossiest mossinesses mossing mossis mossite mosslike

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