| 单词 | allethrin |
| 释义 | allethrin /al"euh thrin/, n. Chem. a clear, amber, viscous liquid, C19H26O3, used as an insecticide. [1945-50; ALL(YL) + (pyr)ethrin, equiv. to Pyrethr(um) name of a genus of composite plants + -IN2] |
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