美国经济继续突突一起在12月，就像经济学家们预计，增加1.55万份工作，而失业率在7.8％。
The U.S. economy continued to chug along in December, much as economists were expecting, adding 155,000 jobs, while holding unemployment at 7.8 percent.
Labor economists, on average, forecasted a gain between 150,000 and 160,000, and no change in unemployment. The rate reported this morning by the U.S. Department of Labor was higher than the Novembe