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美国位于北美洲中部,北与加拿大接壤,南靠墨西哥湾,西临太平洋,东濒大西洋。领土还包括北美洲西北部的阿拉斯加和太平洋中部的夏威夷群岛。面积937.2610万平方公里(其中陆地面积915.8960万平方公里,内陆水域面积约20万平方公里),如果加上五大湖中美国主权部分约17万平方公里,河口、港湾、内海等沿海水域面积约10万平方公里,面积为963万平方公里,如果只计陆地面积,美国排名第三。总人口约3.1亿人。美国从1776年7月建国至今约
The United States is located in the central North America, bordering Canada to the north, the Gulf of Mexico to the south, the Pacific Ocean to the west and the Atlantic Ocean to the east. The Territory also includes Alaska in northwestern North America and the Hawaiian Islands in the central Pacific. With an area of 9,372,610,000 square kilometers (including land area of 9,158,960 square kilometers and inland water area of about 200,000 square kilometers). If combined with about 170,000 square kilometers of the U.S.-China sovereignty in the Great Lakes, the coastal waters such as estuaries, harbors and inland seas are about 10 An area of 9.63 million square kilometers, with an area of 10,000 square kilometers, ranked third in the United States if only on the land area. The total population of about 310 million people. The United States from the founding of the country in July 1776 until now about