- United States - Wikipedia
The United States of America (USA), also known as the United States (U S ) or America, is a country primarily located in North America It is a federal republic of 50 states and a federal capital district, Washington, D C
- 美国到底是“US”还是“USA”还是“America”? - 知乎
US是United States的缩写，称为“合众国”，前面要加the做限定，写成the United States或theU S 。 United States (US)是对美国最传统和正式的说法。
- United States | History, Map, Flag, Population | Britannica
The United States is the fourth largest country in the world in area (after Russia, Canada, and China) The national capital is Washington, which is coextensive with the District of Columbia, the federal capital region created in 1790
- The U. S. and its government - USAGov
U S facts and figures Learn about the United States, including American history, the president, holidays, the American flag, census data, and more
- United States - The World Factbook
Explore All Countries United States North America Page last updated: July 21, 2025
- United States Map - World Atlas
The United States, officially known as the United States of America (USA), shares its borders with Canada to the north and Mexico to the south To the east lies the vast Atlantic Ocean, while the equally expansive Pacific Ocean borders the western coastline
- U. S. 、USA、America 有什么区别？ - 知乎
在相对正式的场合和书面用语中，特别是涉及到政治和外交领域时，一般使用United States U S 。 同时这也是美国最常用的称呼，在民间和非正式场合也被广泛使用。
- United States (US) | Culture, Facts Travel | - CountryReports
The United States is a country primarily located in North America It consists of 50 states, a federal district, five major unincorporated territories, nine Minor Outlying Islands, and 326 Native American reservations
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