- 美国 - 维基百科，自由的百科全书
“United States of America”，由約翰·迪金森編寫于1776年6月17日的聯邦條款第二草稿出現[52]，縮寫是U S A 。 作為法定政權的名稱，它的應用度並没有US廣泛，使用最多的地方就是在體育賽事上。
- 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
- United States - The World Factbook
Explore All Countries United States North America Page last updated: November 14, 2025
- 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
- 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 (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
- 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
- A Country Profile - Destination USA - Nations Online Project
Discover the United States of America: vacation, accommodation, hotels, attractions, festivals, events, tourist boards, state parks, nature, tours, and much more
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