美国拥有世界上最好的高速公路系统之一。
The United States has one of the best highway systems in the world.
如今，美国纳税人正在救助通用汽车和克莱斯勒，外国竞争对手制造着世界上最好的汽车，而这“三巨头”在美国的汽车销量还不到一半。
Today, American taxpayers are bailing out GM and Chrysler, foreign competitors make most of the world's best cars, and the Big Three account for less than half the cars sold in the United States.
目前，美国有世界上最好的大学。
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