唐纳德和轮子 Donald and the Wheel (1961)认领

　　A father tells his son the invention of the wheel was most important; to prove it, the two hipsters visit the inventor caveman Donald Duck. There follows a survey of the progress of transportation, a digression into the basics of gear ratios, a series of live-action dancers to various styles of music inside a giant jukebox, an illustration of the use of wheels in power generati...