“quercin”的英英意思

单词 quercin
释义 quercin Chem.|ˈkwɜːsɪn|
[f. L. quercus oak + -in1.]
(See quots.)
1845Penny Cycl. Suppl. I. 349/2 Quercin, a neutral crystalline substance procured from the bark of the oak.1894Watts' Dict. Chem., Quercin..occurs in oakbark, being obtained from the mother-liquors in the preparation of quercite.

 

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