单词：Pelizaeus-Merzbacher disease
单词：Pelizaeus-Merzbacher disease 相关文章
PEOPLE IN AMERICA - March 24, 2002: Elizabeth Blackwell By Nancy Steinbach Anncr: Every week we tell about someone important in the history of the United States. Today, Shirley Griffith and Ray Freema
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SCIENCE REPORT — March 7, 2002: Alzheimer’s Disease By Nancy Steinbach This is the VOA Special English Science Report. Medical researchers say a new study shows a link between the mental condition
科技之光
BBC Learning English Weekender Affluenza Jackie: Hello, welcome to Weekender. I'm Jackie Dalton and today we're going to talk about 'affluenza' that's a word you've probably not heard before but don't worry, that's because it's only just been invent
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A: Where is some fresh produce that's on sale? B: Well, I think you'll like the mangoes. A: I've never had a mango. B: It's a fruit. It has a big stone in it. A: Can you eat the stone? B: No. You would break all your teeth on it. A: How much are thes
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SCIENCE IN THE NEWS - October 1, 2002: Alzheimer’s Disease 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 progra
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By Sabina Castelfranco Rome 12 October 2006 The United Nations Food and Agriculture Organization on Thursday inaugurated a new Crisis Management Center to fight avian influenza outbreaks and other major animal health or food health-related emergenci
2006年VOA标准英语（十月）