Electricitymakeswonderfulthingspossible.Itkeepsuswarmin...
問題詳情:Electricitymakeswonderfulthingspossible.Itkeepsuswarminwinter,coolinsummer,cooksourfood,heatsourwater,cleansourclothesandpowersourTVs,radios,videogamesandcomputers.Electricitycantraveleasilythroughour...