单词	catechin
释义	catechin /ˈkatɪtʃɪn / noun [mass noun] Chemistry A crystalline compound which is the major constituent of catechu. A phenol; chemical formula: C15H14O6; several isomers. Apples are rich in plant compounds called flavonoids including catechin and quercetin.... One could conclude that foods rich in longer-chain catechin oligomers are most likely to provide bioavailable catechin. Other nutrients important for gum health include vitamin A, zinc, vitamin E, selenium, and flavonoids such as quercetin, catechin, anthocyanidins and proanthocyanidins. Origin Mid 19th century: from catechu + -in1.
随便看	monoalphabetic monoamine monoamine oxidase monoamine oxidase inhibitor monoaminergic monoamniotic monoanaesthesia monoanesthesia monoanion monoanionic monoanthropism monoao monoarthritic monoarthritis monoarticular monoaxial monoaxially monobactam monobasic monobath monoblast monoblastic monobloc monobosom monobromide

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