butadieneWiktionary 原文英美释义名词noun1(organic chemistry) An unsaturated hydrocarbon, CH2=CH-CH=CH2; it is obtained from petroleum and is used in the preparation of the synthetic rubber polybutadiene.同族词派生词 8butadienyl·cyclobutadiene·diphenylbutadiene·hexachlorobutadiene·isobutadiene·acrylonitrile butadiene styrene·2-methyl-1,3-butadiene·styrene-butadiene-styrene