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单词 catechin
释义
N4072369catechinSpoken.0Fiction.0Magazine.57Newspaper.2Academic.10

catechin

/ˈkætəkɪn/
noun
mass noun
1
Chemistry a crystalline compound which is the major constituent of catechu
【化】儿茶素, 儿茶酸, 邻苯二酚。
1.1
A phenol; chem. formula: C15H14O6; several isomers.
苯酚; 化学分子式: C15H14O6; 数异构体。
词源
mid 19th cent.: from CATECHU+-IN1.
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