单词：oral poliovirus vaccine
- Sabin vaccine沙宾疫苗
- opv(=oral polio...
- TOPV(=trivalent ...
单词：oral poliovirus vaccine 相关文章
Medical Microbiology医学微生物学 adenovirus 腺病毒 adsorption 吸附 aerobe 需氧菌 aflatoxin 黄曲霉毒素 airborne transmission 空气传播 amantadine 金刚烷胺 anaerobe 厌氧菌 anthrax 炭疽 antigenic drift 抗原漂移,抗原转
医务英语
Broadcast: January 14, 2003 By Jill Moss VOICE ONE: This is Phoebe Zimmerman. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about recent developments in sc
VOA2003（上）-健康资讯
From VOA Learning English, this is the Health Lifestyle report. In 2016, three viruses made news, and they present difficult problems for health officials in the New Year. One virus threatens babies in many parts of the world. Another has reappeared
2017年VOA慢速英语(一)月
This is the VOA Special English Health Report. Today we have two reports, both about children. We start in Sudan. Health officials are launching a campaign to vaccinate eight million children after a case of polio was reported there. A nurse prepare
VOA慢速英语2007年（十）月
Experts: Polio Could Again Spread Worldwide Thanks to an effective vaccine, the polio virus has disappeared from most of the world. But, a few cases remain in areas that are among the most difficult to reach. 得益于一种有效的疫苗，脊髓灰质
2018年VOA慢速英语(七)月
World Closes In on Eradicating Polio Never before have so few children in the world had polio. Yet, as World Polio Day is observed Saturday, those who are trying to rid Earth of the virus say it's time to step up vaccination campaigns. If this happen
VOA标准英语2015年(十月)
00:00:02 OPRAH WINFREY: Hattie Mae, this child is gifted, and I heard that enough that I started to believe it. 00:00:08 ROGER BANNISTER: If you have the opportunity, not a perfect opportunity, and you don't take it, you may never have another chance
2017年VOA慢速英语(九)月
HEALTH REPORT –August 28, 2002: Post-Polio Condition By Jill Moss (Photo -WHO) This is the VOA Special English Health Report. In nineteen-eighty-eight, a major campaign to end the disease polio was
健康与环境
SCIENCE IN THE NEWS - Fight to End Polio a Story of Unexpected Problems, but Also Progress Over the years, polio experts have had to learn to deal with surprises. Transcript of radio broadcast: 03 March 2008 VOICE ONE: This is SCIENCE IN THE NEWS in
VOA慢速英语2008年（三）月
SCIENCE IN THE NEWS - Efforts to Stop Polio Continue FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. On our program this week, we tell about efforts to defeat the disease polio.
2011年VOA慢速英语(五)月
2015年对付流行病取得进步 Ebola claimed more than 3000 lives in 2015.Potential vaccines were fast tracked.And clinical trial is started in west Africa early in the year. 2015年埃博拉夺去了3000多人的生命，人们很快就找到了可
VOA标准英语2016年(二月)
It was September. People were getting sick all over the world. They were getting sick from the flu. The flu was called H1N1. Some people called it swine flu. The swine farmers did not like that. They said, Stop calling it swine flu. Swine don't have
英语第1级听力-English Level 1
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）
SCIENCE IN THE NEWS - Experts Call for Continued Efforts to Protect Children Against Polio DangerBy Jerilyn Watson Broadcast: Tuesday, October 24, 2006 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA S
2006年慢速英语（十）月
45 国际小儿麻痹预防运动 DATE=5-7-01 TITLE=DEVELOPMENT REPORT - UN Polio Campaign BYLINE=Jill Moss (Start at 1'01
科技之光
DEVELOPMENT REPORT - Indonesia Sets National Days to Protect Children From Polio By Karen Leggett Broadcast: Monday, August 22, 2005 I'm Steve Ember with the VOA Special English Development Report. Mo
农业与发展
SCIENCE IN THE NEWS - Polio: How an Ancient Disease Met a Modern Prevention By Jerilyn Watson Broadcast: Tuesday, April 26, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English.
科技之光
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）
By Lisa Schlein Geneva 24 December 2007 The World Health Organization says the most infectious type of polio could be eradicated worldwide by next year, leaving only one more strain of the disease to be tackled. WHO, which began its global polio erad
VOA常速英语2007年（十二月）
UNITED NATIONS, April 15 (Xinhua) -- A new polio vaccine will be rolled out next week to replace the one which protects against all three strains of wild poliovirus. It marked the beginning of the largest and fastest globally coordinated rollout of a
英语新闻