grey bark
(US gray bark)
noun
The (powdered) bark of any of several species of cinchona tree (genus Cinchona), containing the alkaloids quinine and cinchonine and used to treat malaria and other fevers.
Origin
Late 18th century.
| 单词 | grey bark |
| 释义 | grey bark(US gray bark) noun The (powdered) bark of any of several species of cinchona tree (genus Cinchona), containing the alkaloids quinine and cinchonine and used to treat malaria and other fevers. Origin |
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