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单词 piperonyl butoxide
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pi•pero•nyl butoxide  (pi perə nl, pī-, pipər ə nil),USA pronunciation [Chem.]
  1. Chemistry, Pest Controla light-brown liquid, C19H30O5, used chiefly as a synergist in certain insecticides.
  • 1940–45; piperon(al) + -yl; but- (from butyric) + oxide

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更新时间:2025/7/23 18:56:09