pyrethrinとは意味:{名} : ピレトリン pyrethrin meaning: Noun: pyrethrin pI'reethrin A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew Derived forms: pyrethrins Encyclopedi...pyrethrin en francais:n. pyréthrine, composé chimique utilisé comme insecticidepyrethrin перевод:Пиретрины