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单词 pentachloronitrobenzene
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pen•ta•chlo•ro•ni•tro•ben•zene  (pen′tə klôr′ō nī′trō benzēn, -ben zēn, -klōr′-),USA pronunciation n. [Chem.]
  1. Botany, Pest Control, Chemistrya crystalline compound, C6Cl5NO2, used as an herbicide and insecticide. Abbr.: PCNB  Also called terrachlor. 
  • penta- + chloro-2 + nitrobenzene

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更新时间:2025/2/22 21:16:00