[翻译] Uncle Sam is an American nickname. It comes from a historical legend during the American and British war between 1812 and 1814. there was an elderly meat processor in Troy, New York, named Samuel Wilson. He was hard-working, honest, competent and authoritative, and people affectionately called him "Uncle Sam". Uncle Sam was also a patriot who had fought in the American war of independence with his father. In the war of 1812, his factory and the government signed a production of beef in the contract for the armed forces, the U.S. government when he received by the submitted by the inspection of beef, the meat into a special barrel, and cover US on barrel mark. Because Uncle Sam's initials are US, and The abbreviation of United States is also U.S.