pentachloronitrobenzene / ˌpɛn təˌklɔr oʊˌnaɪ troʊˈbɛn zin, -bɛnˈzin, -ˌkloʊr- /

📖毕业后词汇五氯硝基苯五氯苯五氯化硝基苯

pentachloronitrobenzene 的定义

n. 名词 noun

Chemistry.

  1. a crystalline compound, C6Cl5NO2, used as an herbicide and insecticide. Abbreviation: PCNB