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单词 acertannin
释义 ac·er·tan·nin
\ˌasə(r)ˈtanə̇n\ noun
Etymology: International Scientific Vocabulary acer- (from New Latin Acer, genus name of Acer ginnala) + tannin; originally formed in German
: a crystalline tannin C20H20O13 found in the leaves of the Amur maple
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