catechinWiktionary 原文英/ˈkatɪt͡ʃɪn/美/ˈkæt.ə.t͡ʃɪn/构词拆解catechcatechu词干in-in后缀-in(biochemistry) Used, as a modification of -ine, to form the names of a variety of types of compound; examples include proteins (globulin), carbohydrates (dextrin), dyes (alizarin) and others (vanillin).词源说明From catech(u) + -in. Compare catechol.释义名词noun1(organic chemistry) A flavanol derived from catechol (2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol同族词派生词 2epicatechin·isocatechin