- 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
America原指美洲，但因为美国的迅速发展，现在专指美国，常用于口语中； 如果要表示美洲，则会在前面加上North South Latin等表示美洲的各部分。
- US，USA和America有什么区别？_百度知道
1、地理概念不同：我们最常用的就是America，这个词原本指“美洲”，因为美国的崛起，现在大部分情况下指“美国”，相比USA或者是US，America更侧重于地理概念，表示美国这片土地。
- United States Facts | Britannica
Besides the 48 conterminous states that occupy the middle latitudes of the continent, the United States includes the state of Alaska, at the northwestern extreme of North America, and the island state of Hawaii, in the mid-Pacific Ocean
- United States - The World Factbook
Explore All Countries United States North America Page last updated: June 12, 2025
- USA Map | Maps of the United States of America
The United States of America (USA), for short America or United States (U S ) is the third or the fourth-largest country in the world It is a constitutional based republic located in North America, bordering both the North Atlantic Ocean and the North Pacific Ocean, between Mexico and Canada
- United States - National Geographic Kids
The United States of America is the world's third largest country in size and nearly the third largest in terms of population Located in North America, the country is bordered on the west by
- 美国地图_美国地图高清中文版_美国地图中文版全图
美利坚合众国（英语：United States of America），简称美国，美国地图是由50个州和华盛顿哥伦比亚特区组成的联邦共和立宪制国家。 美国本土位于北美洲中部，东临大西洋，西临太平洋，北面是加拿大，南部和墨西哥及墨西哥湾接壤。
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