| 单词 | derris |
| 释义 | derris /der"is/, n. any East Indian plant belonging to the genus Derris, of the legume family, esp. D. elliptica, the roots of which contain rotenone and are used as an insecticide. [1855-60; NL < Gk: a covering, deriv. of déros skin, hide; see DERMA1] |
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