标签：swine 相关文章
Everyfall, you need a new flu shot. Let's consider these vaccines training ourimmune system, the recognize specific strains of flu. Identifying by two protein on the virus coat, hem agglutinin(血细胞凝集素) and neuraminidases(神经氨酸酶).
Scientific American(十二)月
Every fall, you need a new flu shot. Thats because todays vaccines train your immune system to recognize specific strains of flu, indentified by two proteins on the viruss coat, / and /. Thats where the H and N come from in H1N1. Problem is those pro
Scientific American(十二)月
This is the VOA Special English Health Report. Swine flu is a respiratory sickness caused by an influenza virus that mainly infects pigs. However, sometimes the virus can sicken humans. That is what has happened in Mexico in the last few weeks. The
VOA慢速英语2009年（四）月
Members of the U.S. Congress - particularly those representing states along the border with Mexico and Canada - are calling on the Obama administration to do more to prevent travelers infected with swine flu from entering the United States. They mad
VOA标准英语2009年(四月)
In March, the virus caught the attention of health officials in Mexico when cases of a flu-like illness were reported in the state of Veracruz. The transmission of the virus was so rapid that by mid-June the WHO declared the first flu pandemic in mor
VOA标准英语2009年(十二月)
1.The number of confirmed swine flu cases in the US has risen to 91, that includes a toddler from Mexico who is being treated at a Texas hospital and later died. Cases are now being reported in at least ten states. 2.Meantime the World Health Organi
美联社新闻一分钟2009年(四)月
1. The spread of swine flu is prompting governments around the globe to take action. Cuba became the first country to impose a travel ban today by suspending flights to and from Mexico for 48 hours. This, even though the World Health Organization sa
美联社新闻一分钟2009年(四)月
In what Australian researchers say is a world-first clinical trial, surgical masks have been found to be a cheap and effective front-line weapon against epidemics such as swine and avian flu. A team at the University of New South Wales says masks ha
VOA标准英语2009年(四月)
India says the number of swine flu patients in the country has risen to 31. The latest confirmed cases involve a group of students recently returned from a study trip to the United States. Officials are expressing their frustration with a perceived
VOA标准英语2009年(六月)
By Jessica Desvarieux Cairo 28 September 2009 A CDC Image of H1N1 influenza virus With the global concern over the H1N1 swine flu virus rising, some tourists are finding themselves inside a quarantine cell as their first sightseeing experience. Egyp
VOA标准英语2009年(九月)
The number of H1N1 flu cases in Australia has doubled in the past day to 59. The federal government has warned that the H1N1 influenza A virus is spreading fast. Health experts say its rapid transmission coincides with the southern hemisphere's trad
VOA标准英语2009年(五月)
A European medical society has expressed alarm at the widespread opposition in Europe against the swine flu vaccine. Meanwhile, experts say the number of deaths in Europe from the H1N1 virus are doubling every two weeks. Lisa Bryant | Paris 25 Novem
VOA标准英语2009年(十一月)
U.S. health officials are warning about a possible resurgence of the Swine Flu virus in North America as the cold weather approaches, and schools prepare to reopen. Health experts say the illness poses a special risk to schools, which are set to re-
VOA标准英语2009年(八月)
Infectious disease specialists from Australia, Japan and Vietnam are addressing an international seminar in Sydney. Doctors are sharing their experience of caring for patients with the H1N1 virus. Negative stain EM image of the swine influenza A/CA/
VOA标准英语2009年(八月)
今天我们要学的词是gear up。 Gear up, 做好准备。The police are gearing up for a crackdown on drunk driving, 警察正在积极准备采取行动，严厉打击酒后驾车。九月一到，学校就要开学了。Schools all over the co
英语单词荟萃
The H1N1 flu which is also called Swine flu is now causing some worry in New Zealand as well as the rest of the world. The World Health Organisation is now calling this a pandemic which means that it is now global and spreads within each country as w
新西兰英语
Hungarian health authorities have launched a national campaign warning Hungary's Santa Claus to avoid kissing children and shaking their hands to prevent spreading the swine flu virus. They also want him to get vaccinated against the illness. About 1
VOA标准英语2009年(十二月)
Swine Flu Prompts Karaoke Boom 猪流感引发卡拉OK热 The global pandemic that is Influenza H1N1, more commonly known as swine flu, continues its rapid and virulent spread. The World Health Organisation reported the number of infected people to h
英语听力精选进阶版
Harry Potter Stars Drenched at Premiere 哈里?波特班底明星首映式遇倾盆大雨 Harry Potter's magic spells might be able to fight the forces of evil, but they couldn't prevent a torrential downpour at the premiere of his latest film on Tue
英语听力精选进阶版
India says the number of swine flu patients in the country has risen to 31. The latest confirmed cases involve a group of students recently returned from a study trip to the United States. Officials are expressing their frustration with a perceived l
VOA双语新闻 2009年6月