单词：vaccine short
单词：vaccine short 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
Unit 6 I'm short and fat [00:02.35]单元六 我矮又肥胖 [00:04.70]Lesson 31 [00:06.32]第三十一课 [00:07.94]1.Just speak [00:10.12]1。请讲话 [00:12.30]Look at the elephant. [00:13.88]看这大象。 [00:15.46]Wow!It's so big. [00:17.59]喔
人教版小学英语四年级
Unit 4 Text B Short-term Memory There are two kinds of memory : short-term and long-term .Information in long-term memory can be recalled at a later time (when it is needed) . The information may be k
自考英语（一）78讲
今天学的词组是fall short。 Fall short 的意思是不足，达不到目的、要求和期望。比如2006年在越南召开的亚太经合组织会议在闭幕时发表口头声明敦促北韩放弃核计划，而没有像布什总统所希望的
英语每日一词
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
Partial-dose Yellow Fever Vaccine Effective in Emergencies A new study suggests that partial doses of the yellow fever vaccine can help protect communities against the disease. The study was published in the New England Journal of Medicine. It found
2018年VOA慢速英语(二)月
今天我们再来给大家讲解两个以short这个字为主的习惯用语。In short order. In short order就是立即，马上的意思。许多美国孩子都不喜欢打扫房间。这也是父母
美国习惯用语
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
Researchers: Immunization Efforts Falling Short Researchers said that despite progress immunizing African children against disease, vaccination efforts are falling far short of whats needed. They warn that vaccine supply and cost need urgent attentio
VOA标准英语2013年(三月)
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英语单词荟萃
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）
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）
今天我们要学的词是 stop short of doing something. Stop short of doing something 意思是没有做某事。有报道说，美国总统奥巴马签署了一份秘令，授权美国军方向叙利亚反叛武装提供支持，不过，The Whit
英语单词荟萃
今天我们要学的词是short of。 Short of, 指达不到的，缺少的。 The project was set aside because we are short of funding, 这个项目下马了，因为我们资金不足。麦当劳三月上旬表示，由于欧洲部分地区的恶劣
英语单词荟萃