单词：antismallpex vaccine
单词：antismallpex vaccine 相关文章
Broadcast: Jan 6, 2003 By Jill Moss This is the VOA Special English Development Report. Vaccines are special medicines to prevent diseases. They are usually given to children by injection. They have p
VOA2003（上）-健康资讯
This is the VOA Special English Health Report. Thirty-six volunteers in South Africa will test the safety of an African-developed vaccine against H.I.V. The tests are the first step in human clinical trials of two vaccine candidates developed at the
VOA慢速英语2009年（七）月
How often do you donate blood? Once a year? Once every few years? Never? Would you be willing to do it every few weeks? That is what James Harrison of Australia has been doing for almost 60 years. In that time he has donated blood over 1,000 times. J
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SCIENCE IN THE NEWS - Polio Vaccine Ban in Parts of Nigeria / Safety Laws Urged for India / Two More Elements? By Broadcast: Tuesday, March 02, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in
科技之光
疟疾死亡人数大幅下降 The global effort to curb malaria is succeeding phenomenally, according to the latest report from the World Health Organization. More than three million lives have been saved so far this century with better prevention a
英语新闻
AS IT IS 2016-08-05 Experimental Zika Vaccine Clinical Testing Begins 寨卡病毒疫苗临床试验开始 The United States government has begun the first clinical testing of an experimental vaccine designed to guard against Zika virus. 美国政府首
2016年VOA慢速英语(八)月
By Melinda Smith Washington 24 March 2008 Scientists who have worked for decades to find a vaccine for the HIV and AIDS infections will meet next week at the U.S. National Institute of Health in Bethesda, Maryland to chart a future course for researc
VOA标准英语2008年（三月）
Efforts to eradicate polio have been frustrated by a variety of factors, and unlike smallpox, the disease has defied long-running and expensive efforts to wipe it out. Now, a new study indicates that one of several polio vaccines can be effective at
VOA标准英语2010年(七)月
Research Group Has High Hopes for New TB Vaccine Physicians have long known that the so-called BCG vaccine for tuberculosis does not provide the same level of protection against the disease in all parts of the world. Some also say the vaccine's effec
VOA标准英语2011年(九月)
Gates Foundation Continues to Fight Tuberculosis WASHINGTON By Abigail Martin Tuberculosis, or TB, is spread when an infected person coughs or sneezes, dispersing the germmycobacterium TBinto the air. The World Health Organization says there were an
VOA标准英语2013年(七月)
By Jessica Berman Washington 27 November 2007 Endemic cholera, a potentially fatal diarrheal disease found in the world's poorest countries, could be effectively controlled by orally vaccinating half of the affected populations once every two years f
VOA常速英语2007年（十一月）
Celeb Vaccine Wars: Peet Beats Maher Comedian Bill Maher advises against vaccinations. But actress Amanda Peet--and Dr. Bill Frist--have it right: vaccines are good. Steve Mirsky comments In the celebrity vaccine wars, Im siding with actress Amanda P
60秒科学
HEALTH REPORT - Progress Toward a Malaria Vaccine By Karen Leggett Broadcast: Wednesday, October 27, 2004 This is Gwen Outen with the VOA Special English Health Report. There is progress toward a vacc
健康与经济
DEVELOPMENT REPORT - Malaria Vaccine By Karen Leggett Broadcast: Monday, April 05, 2004 This is Robert Cohen with the VOA Special English Development Report. Graphic Image Malaria is a very serious di
农业与发展
By Gilbert da Costa Abuja 26 October 2007 A rare outbreak of vaccine-derived polio in Nigeria has prompted fears that current efforts to eradicate the disease in northern part of the country could suffer a major setback. The World Health Organization
2007年VOA常速英语（十月）
Malaria Deaths Drop Drastically; WHO Predicts More Success 疟疾死亡率大跌,世界卫生组织预计未来成果更加显著 The global effort to curb malaria is succeeding phenomenally, according to the latest report from the World Health Organ
VOA常速英语2013年(十二月)
今天我们要学的词是vaccine。 Vaccine, 疫苗。The Food and Drug Administration approved vaccines designed to protect against the H1N1 flu virus, 美国食品和药物管理局批准了甲型H1N1流感疫苗。 The first doses of the vaccine
英语每日一词
By Carol Pearson Washington, D.C. 18 February 2008 Medical researchers are working on a vaccine for lymphoma, a blood cancer that afflicts both humans -- and dogs. In fact, the veterinary school at the University of Pennsylvania is working closely wi
VOA常速英语2008年（二月）
British scientists at the University of Oxford have been human-testing UK's second Ebola vaccine. The first trial of a vaccine against Ebola at the university was carried out back in September. Doctor Neil Walker is one of 87 volunteers taking part i
英语新闻
Voice 1 Thank you for joining us for Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 In February 2007, c
环球英语 Spotlight