短语讲解：
1. The U.S. economy added 80,000 jobs in October and the nation's unemployment rate edged down one tenth of a percentage point.
edge down渐落；微降；缓缓接近
例句：A small boat edged down upon the big steamer.
一只小艇缓缓驶近那艘大轮船。
2. U.S. unemployment is at its lowest level in six months. But at 9 percent, it is still too high for the 13.9 million Americans out of work.
out of work失业
例句：The recession has put millions out of work.
这次经济衰退造成数百万人的失业。
3. Like many others, Judy visits this unemployment office in Virgin
