By Ricci Shryock Ouagadougou, Burkina Faso 29 April 2008 New research shows a community-controlled approach to fighting illness has doubled the malaria coverage for children in some African villages during the past three years. Ricci Shryock has more

发表于:2019-01-03 / 阅读(32) / 评论(0) 分类 VOA常速英语2008年(四月)

By Tom Rivers London 04 August 2007 Foot-and-mouth disease has appeared again in Britain, six years after it sparked the widespread slaughter of about seven million cows throughout the country in an effort to contain the outbreak. For VOA, Tom Rivers

发表于:2019-01-07 / 阅读(84) / 评论(0) 分类 2007年VOA标准英语(八月)

Kurt Achin It is rainy season in Southeast Asia, and the region is facing its annual battle with dengue fever and other mosquito-borne diseases. The World Health Organization says such diseases are a

发表于:2019-01-11 / 阅读(55) / 评论(0) 分类 VOA2004(上)--国际时事

BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. BARBARA KLEIN: And Im Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system, the b

发表于:2019-01-11 / 阅读(49) / 评论(0) 分类 2010年VOA慢速英语(六)月

New Treatments Emerging for Parkinson's Disea Sarah Taylor knew something was very wrong, but she never dreamed she had Parkinson's disease. It was a shock. But it was a relief when I found out what was wrong with me, though, she recalled. Five years

发表于:2019-01-14 / 阅读(41) / 评论(0) 分类 VOA标准英语2013年(二月)

今天我们要给大家介绍两个以

发表于:2019-01-30 / 阅读(123) / 评论(0) 分类 美国习惯用语