hydrogenableadj.可以氢化的hydrogenn.氢Hydrogen gas is extremely flammable.氢气是特别易燃的气体。Hydrogen-producing Rhodobacter sp.产氢红杆菌hydrogen-oxygen catalytic combustion氢氧催化燃烧Hydrogen-powered car takes test ride氢动力汽车试驾hydrogenated wood rosin glycerol ester氢化松香酯hydrogen-cooled synchronous condenser氢冷式同步调相机hydrogen and chlorine chemical reaction氢气和氯气化合反应Hydrogen peroxide for cosmetic purposes化妆用过氧化氢hydrogenated terpinene maleic anhydride氢化萜烯马来酸酐hydrogen-like H-like electron state