U.S. products have become exceedingly competitive, boosting exports ranging from Caterpillar tractors to Boeing jumbo jets that are now relative blue-light specials in the global marketplace.

• 美国的产品已经变的非常有竞争力；出口激增；从履带式拖拉机到大型的喷气式波音飞机；在全球市场都很抢手.