By Melinda Smith Washington, DC 22 June 2006 watch Stem Cell report A new medical treatment injecting embryonic stem cells and other drugs into paralyzed mice has researchers wondering if it could eventually help humans suffering from Parkinson's an

发表于:2019-01-09 / 阅读(86) / 评论(0) 分类 2006年VOA标准英语(六月)

This is the VOA Special English Health Report. More than four million people around the world are bitten by snakes each year. At least one hundred twenty-five thousand of these people die. Almost three million others are seriously injured. Doctors a

发表于:2019-01-11 / 阅读(45) / 评论(0) 分类 VOA慢速英语2009年(四)月

This is the VOA Special English Health Report. Tuesday was World AIDS Day, and the latest report on the epidemic provided some reason to celebrate. Experts say new H.I.V. infections have fallen by seventeen percent since two thousand one. Estimates f

发表于:2019-01-11 / 阅读(135) / 评论(0) 分类 VOA慢速英语2009年(十二)月

Health Report - How Early Treatment Can Limit the Spread of HIV This is the VOA Special English Health Report. For people infected with HIV, the earlier they start treatment, the better -- and better not just for them. A new study shows that early tr

发表于:2019-01-12 / 阅读(51) / 评论(0) 分类 2011年VOA慢速英语(五)月

New Treatment Potential Found in Popular TB Drug Scientists say new insights into a common tuberculosis drug will make it possible to shorten the treatment period for patients infected with TB. The drug pyrazinamide is widely used in combination with

发表于:2019-01-14 / 阅读(60) / 评论(0) 分类 VOA标准英语2011年(八月)

Larry和李华刚上完课,现在在一面喝咖啡,一面聊天。今天李华会学到两个常用语:off one's rocker和silent treatment. (Bar noise) LH: Larry, 我看你一直盯着那边那个

发表于:2019-01-23 / 阅读(46) / 评论(0) 分类 美国之音《流行美语》