Electricitymakeswonderfulthingspossible.Itkeepsuswarmin...
问题详情:Electricitymakeswonderfulthingspossible.Itkeepsuswarminwinter,coolinsummer,cooksourfood,heatsourwater,cleansourclothesandpowersourTVs,radios,videogamesandcomputers.Electricitycantraveleasilythroughour...