By Melinda Smith Washington 30 March 2007 Since the mid-20th century the World Health Organization reports there has been an increase in the rate of breast cancer among women in developed countries. For decades, doctors have urged their patients to d

发表于:2018-12-16 / 阅读(125) / 评论(0) 分类 2007年VOA标准英语(三月)

54 时差对大脑的影响 DATE=6-6-01 TITLE=SCIENCE REPORT- Jet Lag and the Brain BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-04 / 阅读(102) / 评论(0) 分类 科技之光

Searching the Internet can be a totally exhausting experience, as you bounce from one site to another to another, sometimes until you cant remember what you were looking for in the first place. But according to scientists at U.C.L.A., all that virtua

发表于:2019-01-08 / 阅读(60) / 评论(0) 分类 Scientific American(十)月

Easing Displacement through Development Last year there were more than 26-million people displaced within their countries by violence, conflict or natural disasters. A new report says development initiatives may help alleviate or even prevent displac

发表于:2019-01-14 / 阅读(41) / 评论(0) 分类 VOA标准英语2012年(十一月)

The International Organization for Migration reports a significant drop in the number of Haitians living in displacement camps. IOM reports for the first time since the catastrophic earthquake struck a year ago, the camp population in Haiti has gone

发表于:2019-01-14 / 阅读(47) / 评论(0) 分类 VOA标准英语2011年(一月)

The European Union budget 欧盟预算 The gourmands of Brussels 布鲁塞尔的贪食者 The EU may be spending less, but the cost of running it is rising 欧盟也许会削减开支,但是运营成本在增加 THE European Union is on the verge o

发表于:2019-02-24 / 阅读(56) / 评论(0) 分类 经济学人商业系列