标签：天花疫苗 相关文章

VOA慢速英语2017 新轮状病毒疫苗有望挽救成千上万儿童的性命

Researchers in the African country of Niger have introduced a new vaccine that protects against the diarrheal disease called rotavirus. 非洲国家尼日尔的研究人员推出了一种新型疫苗，可以预防轮状病毒腹泻。 A scientific t

发表于:2018-12-07 / 阅读(69) / 评论(0) 分类 2017年VOA慢速英语(四)月

VOA慢速英语2015 几内亚开发“高效”埃博拉病毒疫苗

Highly Effective Ebola Vaccine Developed in Guinea 几内亚开发高效埃博拉病毒疫苗 Researchers say an experimental vaccine has shown to be highly effective at preventing the deadly disease Ebola. The World Health Organization said Friday t

发表于:2018-12-16 / 阅读(41) / 评论(0) 分类 2015年VOA慢速英语(八)月

VOA常速英语2015--全球疫苗免疫联盟致力于数以百万计儿童接种疫苗

Gavi's Goal: Vaccinate Millions More Children 全球疫苗免疫联盟致力于数以百万计儿童接种疫苗 Gavi, the Vaccine Alliance is seeking funds to extend its early childhood vaccine program in developing countries. Gavi's CEO says he's c

发表于:2018-12-16 / 阅读(46) / 评论(0) 分类 VOA标准英语2015年(一月)

VOA常速英语2015--埃博拉疫苗试验在西非进行

Ebola Vaccine Trials Underway in West Africa 埃博拉疫苗试验在西非进行 Ebola has claimed the lives of more than 10,000 people in West Africa. Since last summer, researchers have rushed to get anti-Ebola vaccines into clinical trials. While

发表于:2018-12-16 / 阅读(44) / 评论(0) 分类 VOA标准英语2015年(四月)

VOA双语新闻：许多妇女对宫颈癌疫苗持观望态度

If you could take a vaccine that would protect you against cancer, wouldn't you take it? Well, for cervical cancer, there is a vaccine. It protects against a virus called HPV, which can lead to cancer of the cervix. But a new study reports that many

发表于:2018-12-19 / 阅读(55) / 评论(0) 分类 VOA双语新闻 2011年1月

美国有线新闻 CNN 埃博拉疫苗仍在进行临床试验 疫情却再次爆发

And first today, we're taking you to Central Africa, where an outbreak of the deadly Ebola virus has been reported in the Democratic Republic of Congo. It's been hit before. There have been eight outbreaks here since Ebola was first recognized in 197

发表于:2018-12-20 / 阅读(69) / 评论(0) 分类 CNN美国有线新闻2017年7月

CNN 2009-11-12

Good morning, I'm Melissa Long here at the CNN center in Atlanta on this Wednesday morning, the eleventh of November Veteran's Day. Here's a look at some of the stories happening NOW IN THE NEWS. The suspect in the Fort Hood shootings, army Major Nid

发表于:2019-01-07 / 阅读(109) / 评论(0) 分类 cnn2009年(十一)月

NPR 2010-08-04

Workers are grieving the deaths of eight colleagues killed in a mass shooting at a beer distribution company in Manchester, Connecticut this morning. Police say the gunman, also an employee of Hartford Distributors, opened fire before he killed himse

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 2010年NPR美国国家公共电台8月

猪流感相关英语话题

有关在美国和墨西哥爆发的猪流感的一些基本知识。 Here are a few basics about the swine flu outbreak in the U.S. and Mexico. What is swine flu? It's flu that occurs in pigs. In rare cases, humans contract swine flu from close cont

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 医学英语

VOA慢速英语2009年-Development Report - Looking for New W

This is the VOA Special English Development Report. Scientists are studying ways to make mosquitoes resist malaria-causing parasites Scientists continue to seek better weapons against malaria. Each year the number of cases is in the hundreds of milli

发表于:2019-01-11 / 阅读(264) / 评论(0) 分类 VOA慢速英语2009年（十二）月

VOA慢速英语2015 巴基斯坦逮捕拒绝为孩子接种脊髓灰质炎疫苗的父母

AS IT IS 2015-03-12 Pakistan Arrests Parents for Refusing Polio Vaccines 巴基斯坦逮捕拒绝为孩子接种脊髓灰质炎疫苗的父母 Pakistan has arrested hundreds of parents and ordered police to arrest hundreds more for failing to coopera

发表于:2019-01-12 / 阅读(50) / 评论(0) 分类 2015年VOA慢速英语(三)月

VOA慢速英语2014 世卫组织:埃博拉疫苗最早明年1月开始接种

WHO Official: Ebola Vaccine Could Be in Use by January 世卫组织:埃博拉疫苗最早明年1月开始接种 The World Health Organization said an experimental Ebola vaccine could be available by January. Dr. Marie Paule Kieny, the WHO assistant d

发表于:2019-01-12 / 阅读(51) / 评论(0) 分类 2014年VOA慢速英语(十)月

VOA标准英语2015--世界卫生组织已批准婴儿脑膜炎疫苗

WHO Approves Infant Meningitis Vaccine 世界卫生组织已批准婴儿脑膜炎疫苗 The World Health Organization has approved the use of a meningitis vaccine for infants in sub-Saharan Africa. The vaccine has been given to older children and you

发表于:2019-01-14 / 阅读(61) / 评论(0) 分类 VOA标准英语2015年(一月)

VOA常速英语2015--竞争者合作开发埃博拉疫苗

Governments, Competitors Cooperate to Produce Ebola Vaccine 竞争者合作开发埃博拉疫苗 The worst Ebola outbreak in history is in its second year, and scientists around the world are working to develop a vaccine against the virus. Since Dece

发表于:2019-01-14 / 阅读(77) / 评论(0) 分类 VOA标准英语2015年(一月)

英语听力文摘 English Digest 473、疫苗如何培育的？

Save the Eggs Vaccine makers crack the eggshell and inject the virus into the white stuff surrounding the yolk. Then they reseal the egg, the embryo becomes infected, and the virus is allowed to copy itself trillions of times over. And they use eggs

发表于:2019-01-26 / 阅读(52) / 评论(0) 分类 英语听力文摘 English Digest

你真的知道怎么照顾你的狗狗吗？

Puppies are cuddly bundles of energy and cuteness who also need special care as they start to explore the world. Here, the American Veterinary Medical Association offers caregiving tips for puppies: 小狗们也会花精力去可爱地讨好你，它们

发表于:2019-02-01 / 阅读(58) / 评论(0) 分类 阅读空间

希腊暴发流感疫情

ATHENS, Feb. 11 (Xinhua) -- A total of 42 people died of flu in Greece since the start of the past winter, Greek authorities announced on Wednesday. According to the latest data from the Greek Center for Disease Control and Prevention (KEELPNO), a to

发表于:2019-02-08 / 阅读(67) / 评论(0) 分类 英语新闻

【英语时差8,16】疫苗如何运作-下

The second type of vaccine contains an attenuated virus. This virus is alive, but has been grown in the lab for several generations, so it isnt able to multiply very well in humans. With the attenuated virus multiplying very slowly, your body is able

发表于:2019-02-15 / 阅读(64) / 评论(0) 分类 英语时差8，16

H1N1禽流感在美国死灰复燃

H1N1禽流感在美国死灰复燃 WASHINGTON, Feb. 20 (Xinhua) -- This year's flu season in the U. S. has hit younger- and middle-age adults harder than in the past three years, as a result of the resurgence of the H1N1 virus that caused a worldwide

发表于:2019-02-17 / 阅读(59) / 评论(0) 分类 英语新闻

英语听力文摘 English Digest 252、疫苗与自闭症无关

Vaccines Not Linked to Autism 最新发表在ClinicalEvidence杂志上的一项来自美国循症医学调查中心的研究显示，麻疹、腮腺炎和风疹(MMR)联合疫苗或单一麻诊疫苗接种与儿童孤独症无关。 新生儿在出生以

发表于:2019-02-18 / 阅读(54) / 评论(0) 分类 英语听力文摘 English Digest
最新学习文章
热门学习文章