单词:personal document method
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EXPLORATIONS - Carbon Monoxide Poisoning is a Silent Killer That Causes Death and Injuries Throughout the World By Marilyn Christiano Broadcast: Wednesday, November 02, 2005 (MUSIC) VOICE ONE: This is
Unit 16 Text A Heart Disease: Treat or preven t one of the greatest killers in the Western world is heart disease. The death rate from the disease has been increasing at an alarming speed for the past
Blood Cancer Therapy Is Last Chance for Some An experimental therapy uses a persons weak immune system to fight deadly blood cancers. Stanley Riddell is a researcher at the Fred Hutchinson Cancer Research Center in the U.S. state of Washington. He an
This is SCIENCE IN THE NEWS, in VOA Special English. I'm Christopher Cruise. And I'm Bob Doughty. Winter has brought cold weather to many parts of Earths northern hemisphere. With the cold comes a danger as old as mans knowledge of fire -- death or i
HEALTH REPORT - Tests Often Miss a Hidden Heart-Attack Risk in WomenBy Cynthia Kirk Broadcast: Wednesday, March 08, 2006 I'm Steve Ember with the VOA Special English Health Report. Worldwide, almost a
China last Tuesday released a list of goods banned for export to the Democratic People's Republic of Korea (DPRK), as the items could be used to develop weapons of mass destruction. 上周二,中国发布了一份禁止向朝鲜出口物品的清单,