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catechin

XDict

兒茶酚; 兒茶素

PyDict

兒茶酚; 兒茶素

WordNet (r) 3.0 (2006) (WordNet)

catechin
n 1: a tannic acid that is extracted from black catechu as a
white crystalline substance

The Collaborative International Dictionary of English v.0.48 (gcide)

Catechin \Cat"e*chin\, n. (Chem.)
One of the tannic acids ({C15H14O6}), extracted from
{catechu} as a white, crystalline substance; -- called also
{catechuic acid}, {catechinic acid}, {cyanidol}, and
{catechuin}. It is a flavonoid found generally in higher
woody plants, and is used in dyeing and tanning.
[1913 Webster PJC]

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catechin	查看　catechin　在Google字典中的解釋	Google英翻中〔查看〕
catechin	查看　catechin　在Yahoo字典中的解釋	Yahoo英翻中〔查看〕

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