单词：yellow fever virus
单词：yellow fever virus 相关文章
SCIENCE IN THE NEWS - Six Medical Researchers Who Gave All to Their Work; in Some Cases, Even Their LivesBy Nancy Steinbach and George Grow Broadcast: Tuesday, October 03, 2006 VOICE ONE : This is SCI
2006年慢速英语（十）月
VOICE ONE : This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, the stories of some medical heroes. (MUSIC) VOICE ONE: At the start of the twentieth century, the United States Army had a
VOA慢速英语2007年（十一）月
Cathy Majtenyi Experts from the World Health Organization (WHO) are in southern Sudan investigating 15 cases of an Ebola-like hemorrhagic fever that has so far claimed at least four lives. There are f
VOA2004（上）--国际时事
刚果开展黄热病疫苗接种工作 A preventive vaccination campaign against yellow fever was launched on August 17th in the Democratic Republic of Congo by the government. The United States, through USAID and Centers for Disease Control and Pre
VOA标准英语2016年(九月)
Six Researchers Who Gave All to Their Work BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. FAITH LAPIDUS: And Im Faith Lapidus. This week, the stories of some medical heroes. (MUSIC) BOB DOUGHTY: At the start of the
2011年VOA慢速英语(六)月
[00:06.95]Last summer, Americans in the eastern state of New York were threatened by a disease never before seen in the country--West Nile Fever. [00:19.59]The disease usually is not serious in people. [00:23.61]But it can cause swelling of the brain
美国英语听力80篇
The History Of Smallpox天花的历史（双语） In Shakespeares day, wishing a pox on someone was a terrible curse. Ten percent of the population in 17th century London died gruesomely of smallpox, a virus spread easily by airborne particles or co
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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
By Phuong Tran Dakar 13 December 2006 Representatives from eight Central and West African countries are meeting in Mali this week for training on preventing yellow fever. This highly contagious disease, which had been virtually eliminated in the 195
2006年VOA标准英语（十二月）
Body Temperature 体温 Our body temperature is usually 36.5 degrees. 我们的体温通常是36.5摄氏度。 When we are sick, our body temperature goes up. 当我们生病时，体温会升高。 Sometimes, a high fever is very dangerous. 有时，高
与美国小学生一起学英文第3册
This is the VOA Special English Development Report. Rift Valley fever mainly affects farm animals. But the virus can also infect humans, and South Africa has been experiencing an outbreak. The National Institute for Communicable Diseases reported two
2010年VOA慢速英语(七)月
SCIENCE IN THE NEWS - Six Researchers Who Gave All to Their Work BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. FAITH LAPIDUS: And I'm Faith Lapidus. This week, the stories of some medical heroes. (MUSIC) BOB DOUGH
2013年VOA慢速英语(四)月
BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. FAITH LAPIDUS: And I'm Faith Lapidus. This week, the stories of some medical heroes. (MUSIC) BOB DOUGHTY: At the start of the twentieth century, the United States Army
2010年VOA慢速英语(五)月
SCIENCE IN THE NEWS - Six Researchers Who Gave All to Their Work SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Shirley Griffith. CHRISTOPHER CRUISE: And I'm Christopher Cruise. Today, we tell the stories of some medical h
2012年VOA慢速英语(五)月
AS IT IS 2016-06-19 Is Chickenpox Seasonal Like Allergies? 季节性出水痘是不是一种过敏反应？ You might remember getting chickenpox as a child or even as an adult. The virus is best known for its red rash, blisters and itching. It also
2016年VOA慢速英语(六)月
Experts Troubled by New Dengue Outbreaks in Western Hemisphere Dengue had been eliminated in this hemisphere for quite a while but unfortunately it got reintroduced and has been generally growing since then, said Donald Shepherd. Donald Shepherd spok
VOA标准英语2012年(五月)
Dengue Severity Depends on Prior Infection, Genetic Variation American and Nicaraguan scientists have discovered the reason why a second infection with dengue can often be much more serious, even fatal, than the first. Dengue is a viral disease sprea
VOA标准英语2011年(十二月)
New Yellow Fever Vaccine Shows Promise A new vaccine for yellow fever is showing good results in tests as it overcomes one of the biggest problems with the current version. Yellow fever is a deadly disease that occurs in much of South America and sub
VOA标准英语2011年(四月)
By Lisa Schlein Geneva 11 April 2008 The World Health Organization (WHO) begins a weeklong campaign on Saturday to vaccinate nearly six million people against yellow fever across the southern half of Mali. This is the first time that a mass vaccinati
VOA常速英语2008年（四月）
SINGAPORE, May 13 (Xinhua) -- The first imported case of Zika virus infection in Singapore was reported on Friday, said the Ministry of Health (MOH) and National Environment Agency (NEA) in a statement. The patient, a 48-year-old male Singapore Perma
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