- 美国 - 维基百科，自由的百科全书
美利堅合眾國 （英語： United States of America，縮寫 USA），简称 合眾國 （United States，縮寫 US）或 美国 （America），是位於 北美洲 的 聯邦制 共和國，為當今世上唯一的 超级大国 [17]。
- United States | History, Map, Flag, Population | Britannica
America was the first of the European colonies to separate successfully from its motherland, and it was the first nation to be established on the premise that sovereignty rests with its citizens and not with the government
- United States - The World Factbook
Explore All Countries United States North America Page last updated: November 26, 2025
- 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
- 美国之音中文网 您可靠的信息来源
Voice of America Chinese is your source for reliable and accurate news about China, the United States and the World
- The U. S. and its government - USAGov
Get facts about the U S , its laws, history, and statistics Buy government property Learn about the president and how to contact elected officials and federal agencies
- 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。
- Americas - Wikipedia
"America" derives from Americus, the Latin version of the Italian explorer Amerigo Vespucci 's first name The feminine form America was originally used to refer to the newly discovered continent, which is why it was accorded with the feminine names of the other continents: Asia, Africa, and Europa [18]
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