DouglasGracetalksabo的精选

问题详情：DouglasGracetalksabouthisidealcityofthefuture.   Iseethecityofthefutureinthreezones(区域)---inner(内部),middleandouter.Intheinnerzonetherewillbenoprivate(私人的)cars.Publictransport(交通)wi...