abbr.(=United States of America)美国
The USA has assimilated people from many different countries. 美国已经同化了许多来自不同国家的人。
He's disdainful of anyone from the USA. 美国来的人他都瞧不起。
Are the Hawaiian Islands a dependence of the USA? 夏威夷群岛是美国的属地吗？
Do you know the three USA television networks? 你知道美国的三大电视网吗？
In the USA foreign policy is decided by the federal government and federal laws are made by Congress. 美国外交政策取决于联邦政府，联邦法律由国会制定。
The secession of some southern states from the USA in the 1860s led to the civil war. 由于南部某些州于十九世纪六十年代脱离美国而导致了南北战争。
This island is no longer a dependency of the USA. 这个小岛不再是美国的属地。
