单词：chloro-methyl-chloroformiate
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HEALTH REPORT-Testing for Pre-Diabetes By Nancy Steinbach Broadcast: April 17, 2002 This is the VOA Special English Health Report. American health experts say more people should be tested for a condit
健康与环境
SCIENCE IN THE NEWS - December 3, 2002: Diabetes By Oliver Chanler VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about rece
科技之光
By Nancy Steinbach HEALTH REPORT -June 26, 2002: Diabetes Research Update This is the VOA Special English Health Report. American medical researchers say that a new drug has been shown to stop the pro
健康与环境
President Obama has lifted restrictions on the use of federal money for research using embryonic stem cells. Some researchers are already making progress using stem cells from umbilical cord blood, which entails no controversy since there is no dest
VOA标准英语2009年(三月)
Independent Media Emerge in Tripoli After Fall of Gadhafi Independent news media are beginning to emerge in the Libyan capital, Tripoli, two weeks after the fall of Libyan leader Moammar Gadhafi. They are pledging to help build democratic institution
VOA标准英语2011年(九月)
WASHINGTON, Nov. 24 (Xinhua) -- An inexpensive drug that treats Type 2 diabetes has been shown to prevent a number of natural and man-made chemicals from stimulating the growth of breast cancer cells, according to a newly published study by a Michiga
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