美国首都华盛顿是世界上少有的主要为中央政府各部门及为这些部门服务的机构而建造的现代化大城市。政府的许多部门都分布在国会大厦和白宫之间的宾夕法尼亚大街和国会大厦南北方向的独立大道及宪法大道上的十分雄伟壮观的建筑群中间。同这些政府机构建筑群并列的或夹杂其中的? Washington, the capital of the United States, is one of the few modern large cities in the world that have been built mainly by the various departments of the Central Government and the institutions that serve those departments. Many parts of the government are spread across Pennsylvania Avenue between the Houses of Parliament and the White House, along the north-south Capitol Independence Avenue and the majestic buildings on the Constitution Avenue. With these government agencies juxtaposed buildings or mixed?