单词	pentadiene
释义	pentadiene noun pen·​ta·​diene ¦pentə+ : any of several straight-chain liquid diolefins C5H8 especially : piperylene compare cyclopentadiene Word History Etymology penta- + -diene
随便看	allographs allogroom allogroomed allogrooming allogrooms alloiobiogenesis Alloiocoela alloiogenesis alloisomerism allokineses allokinesis allokinetic Allolobophora allomaternal allomerism allomerisms allomerous allometric allometries allometron allometry allomones allomorph allomorphic allomorphism

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