介绍美国的四个城市：费城,洛杉矶，华盛顿，纽约，英文介绍

1. Philadelphia is the largest city in the Commonwealth of Pennsylvania and the fifth-most populous in the United States, with an estimated population in 2014 of 1,560,297.In the Northeastern United States, at the confluence of the Delaware and Schuylkill rivers, Philadelphia is the economic and cultural anchor of the Delaware Valley, a metropolitan area home to 7.2 million people and the eighth-largest combined statistical area in the United States.

2. Los Angeles officially the City of Los Angeles and often known by its initials L.A., is the second-largest city in the United States after New York City, the most populous city in the state of California, and the county seat of Los Angeles County. Situated in Southern California, Los Angeles is known for its mediterranean climate, ethnic diversity, sprawling metropolis, and as a major center of the American entertainment industry. Los Angeles lies in a large coastal basin surrounded on three sides by mountains reaching up to and over 10,000 feet (3,000 m).

3. Washington is the 18th largest and the 13th most populous state. Approximately 60 percent of Washington's residents live in the Seattle metropolitan area, the center of transportation, business, and industry along the Puget Sound region of the Salish Sea, an inlet of the Pacific consisting of numerous islands, deep fjords, and bays carved out by glaciers. The remainder of the state consists of deep temperate rainforests in the west, mountain ranges in the west, central, northeast and far southeast, and a semi-arid basin region in the east, central, and south, given over to intensive agriculture. After California, Washington is the second most populous state on the West Coast and in the Western United States.

4. The City of New York, often called New York City or simply New York, is the most populous city in the United States.[Located at the southern tip of the State of New York, the city is the center of the New York metropolitan area, one of the most populous urban agglomerations in the world. A global power city,New York City exerts a significant impact upon commerce, finance, media, art, fashion, research, technology, education, and entertainment, its fast pacedefining the term New York minute. Home to the headquarters of the United Nations,[14] New York is an important center for international diplomacy[and has been described as the cultural and financial capital of the world
   

wikipedia上就有啊