单词：metric technical unit
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Abel Halleck was 59 years old when his wife Estelle died. Her death was sudden and unexpected, the kind of death you cannot forget. Abel Halleck buried his wife, then, he stopped doing anything. His work, the world, life and all its possibilities wer
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By Nancy Steinbach Broadcast: July 30, 2003 This is Bill White with the VOA Special English Health Report. A medical study says foods rich in a kind of fat may help prevent Alzheimer's disease. Alzhei
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FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today we tell about Alzheimers disease. More than a century after its discovery, Alzheimers disease is still destroying peoples bra
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BEIJING, Nov. 28 (Xinhuanet) -- Scientists in Canada have raised a prospect of reversing Alzheimer's disease by deep brain stimulation, according to media reports Monday. The technique here is known as deep brain stimulation -- applying electricity d
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HEALTH REPORT - New Method to Find Alzheimer's Disease By Jerilyn Watson Broadcast: Wednesday, February 04, 2004 This is the VOA Special English Health Report. A computer picture of a brain affected b
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By Carol Pearson Washington 24 April 2008 The United Nations observes World Malaria Day April 25th in support of international efforts to eliminate the disease. Organizations involved in that battle say the tide is turning in their favor. VOA's Mil A
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