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单词 allethrin
释义

WordReference Random House Unabridged Dictionary of American English © 2024
al•le•thrin  (alə thrin),USA pronunciation n. [Chem.]
  1. Chemistrya clear, amber, viscous liquid, C19H26O3, used as an insecticide.
  • all(yl) + (pyr)ethrin, equivalent. to Pyrethr(um) name of a genus of composite plants + -in2 1945–50

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