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45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i

跟希哥学英语 第12期:Skin syndrome

Hot laptops lead to toasted skin syndrome 使用笔记本电脑导致烘烤皮肤综合征

VOA慢速英语2011--How Much Screen Time Is Too Much for Chi

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(SOUNDBITE OF MUSIC) RACHEL MARTIN, HOST: It's time now for StoryCorps. And today, we hear from Josh Hanagarne. Josh has an extreme form of Tourette's syndrome, where his tics - his involuntary movements and sounds - have been so severe, they have pu

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World Down Syndrome Day is on March the 21st every year. It is on this day because the number 21 is important in the identification of Down Syndrome. The condition is created by a 21st, extra chromosome being replicated three times, thus causing the

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By Melinda Smith Washington 23 July 2007 It has been estimated that ten percent of people worldwide suffer from Restless Leg Syndrome . RLS is a neurological disorder that makes it difficult to sit or lie still for long periods of time. The disorder

HEALTH REPORT - Post Polio Syndrome

HEALTH REPORT - Post Polio Syndrome By Karen Leggett Broadcast: Wednesday, April 14, 2004 This is the VOA Special English Health Report. Polio is a disease of the muscles and the nervous system. It is

VOA慢速英语-Health Report - Understanding Down Syndrome

This is the VOA Special English Health Report. Deep inside each cell in our body is all the genetic information needed for life. Human genes are normally organized along forty-six chromosomes -- twenty-three from each parent. David Petersohn of Libe

VOA慢速英语2011--Children of AIDS Face Mental Health Need

Health Report - Children of AIDS Face Mental Health Needs 健康报道 - 艾滋病家庭儿童面临严重心理健康问题 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Thirty years ago this week, p

VOA标准英语2013--Global Concern Grows About Deadly Middle East Respiratory Syndrome

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DAVID GREENE, HOST: Many people complain this time of year about pollen allergies. They get those itchy, watery eyes, runny noses. You know what I'm talking about. But some people with seasonal allergies have it worse. They develop allergic reactions

学个词 Learn a Word-VOA英语教学 3014 Down syndrome

今天我们要学的词是 down syndrome. Down syndrome 唐氏综合症。An 18-month-old baby with Down syndrome has been chosen by baby food maker Gerber as its Spokesbaby for 2018. 一个18个月大患有唐氏综合症的幼儿被美国幼儿食品

Mare Reproductive Loss Syndrome

55 肯塔基州的母马不育症 DATE=6-7-01 TITLE=SCIENCE REPORT - Mare Reproductive Loss Syndrome BYLINE=George Grow (Start at 59

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Reason/ you are going to go to Mercury as a travel destination would be this night sight view because it's going to be highly unique in the solar system. You have sodium thats atoms that are streaming off and giving enough to see yellow light, so you

医学病症词典十

facilitory area Chinese易化区 facioplegia Chinese面神经麻痹 facioscapulohumeral dystrophy Chinese面肩肱型营养不良 facsiculation Chinese肌束震颤 faecal Chinese粪便 faintChinese 晕厥 falx cerebriChinese 大脑镰 falx cerebrlli Chinese小脑镰 familial amau

世卫总干事到访巴西

UNITED NATIONS, Feb. 23 (Xinhua) -- The World Health Organization (WHO) chief, Margaret Chan, is in Brazil to assess the Zika virus situation and response, a UN spokesman said here Tuesday. Chan is visiting Brazil together with the director of the Pa

外贸英语话题王 第120期:产品质量

Product Quality 产品质量 We'd like to have you help straighten out the trouble concerning the bicycles. 我们希望您能帮我们解决有关自行车产品的麻烦。 OK, can you give me the facts? 当然，能讲讲情况吗？ We have here

英语听力：自然百科 金星和水星旅行指南 Venus and Mercury-15

One of the really exciting and high-level scientific interests is whether Venus is geological active today, because there are reasons to think of the clouds on Venus only exist, because there is ongoing geological activity, so this is one of the bigg