As a sculptor, Picasso was one of the first artists to recycle junk into art. His Head of Bull, Metamorphosis was created from the seat and handlebars of a bicycle.

• 作为一名雕塑家，毕加索是最先将垃圾回收用于艺术的艺术家之一。他的公牛头，变形，就是从一辆自行车的车坐和手把中做成的。