过去的猪流感病毒只是小规模爆发。
The latest swine flu virus is different from those that have caused these more minor outbreaks in the past.
这种人的猪流感病毒在未来会感染猪吗？
目前感染人的猪流感病毒与猪之间的病毒是一样吗？
因此，1976年的猪流感病毒和早期的人类H1N1病毒是近亲。
The 1976 swine flu strain and early human H1N1 strains are therefore very close siblings.
内部蛋白的基因片段是禽类似的、欧洲流行的猪流感病毒一致的。
The gene segments of the internal proteins are avian-like, consistent with European porcine influenza viruses.
然而科学家们必须查明最早发生在韦拉克鲁斯州，墨西哥的猪流感病毒的源头。
Scientists have yet to pinpoint the origin of the swine flu virus, the earliest cases of which were found in Veracruz, Mexico.
幸运的是，令人关注的猪流感病毒目前仍很温和，它与普通的季节性流感十分相似。
Fortunately, the swine flu that we're seeing still is a moderate disease that is behaving very much like ordinary seasonal influenza.
新的猪流感病毒是以往猪，禽和人流感病毒的混合体，人们对其缺乏天然免疫力。
Swine flu is a mix of pig, bird and human genes to which people have limited natural immunity.
直到昨天，我们都只能猜测目前这种致人非命的猪流感病毒的成因，不过现在我们的认识更深一步。
Until yesterday, we could only speculate about the origins of the current H1N1 virus killing human beings - but now we know more.
遗憾的是，通用流感疫苗不能及时研制成功来抑制可能的流感大流行，而新的猪流感病毒已经使数千人患病。
Unfortunately, a universal vaccine will not be ready soon enough to combat a possible pandemic from the new strain of swine flu that has already sickened thousands of people.
《科学》杂志刊登的论文中，这些科学家确认，与新病毒基因关系最密切的是源于北美和欧亚大陆的猪流感病毒。
In a paper published in Science, they confirm that the closest genetic relatives of the new virus are swine-flu strains from both North America and Eurasia.
一个新菌株的猪流感病毒表示，流感流行的变种，若从人跳回到猪身上，就会以新的和不可预知的方式继续演变。
A new strain of swine flu shows that the pandemic version has jumped from humans back to pigs, where it's evolving in new and unpredictable ways.
貌似开始于墨西哥，实际源于美国实验室的猪流感病毒，或者叫甲型H1N1流感病毒大爆发，证实了人们的担忧。
Seemingly began in Mexico, the United States actually originated from the laboratory swine influenza virus, or influenza virus called H1N1 influenza outbreak, confirmed the fears of people.
研究人员正在对一种新的名为H1N1的猪流感病毒株的演变和传播进行争分夺秒地研究，这种病毒向人的传播上个礼拜被官方证实。
Researchers are scrambling to study the evolution and spread of the novel H1N1 strain of swine influenza whose leap to humans was officially confirmed last week.
数据显示H3N2重组体出现了和欧洲流行的猪流感病毒H3N2的类人HAH3基因以及欧洲流行的猪流感病毒H1N2的NAN2基因。
The data demonstrate the emergence of a H3N2 reassortant with the human-like HAH3 gene of prevalent European porcine H3N2 influenza viruses and a NAN2 gene of the European porcine H1N2 viruses.
研究者发现，猪流感病毒比普通流感在肺更深部结合，这可以解释为什么它有时是致命的原因。
Researchers discover that the swine flu virus binds far deeper in the lungs than ordinary flu, possibly explaining why it is sometimes fatal.
如果每头猪的内脏都是培养皿，那么可能的大流行性流感病毒已经在养猪场熬了几十年了。
If the innards of each pig are Petri dishes, then possible pandemic flu viruses have been stewing on hog farms for decades.
人类感染H1N 1猪流感病毒的病例很少见。
H1N1猪流感病毒的先辈在美国曾出现过。
The predecessor of the 2009 H1N1 swine flu virus emerges in the US .
去年居于榜首的热词为Twitter、奥巴马和猪流感病毒H1N1。
Last year's top words were Twitter, Obama and the flu virus H1N1.
对人来说，季节性流感疫苗很可能只能提供部分的保护免受H3N2猪流感病毒，但对于H1N1猪流感病毒，该疫苗没有保护作用。
There is no vaccine to protect humans from swine flu. The seasonal influenza vaccine will likely help provide partial protection against swine H3N2, but not swine H1N1 viruses.
所有八个基因片断的排序未发现证据表明与人或猪的流感病毒发生基因重组，也无证据表明发生显著突变。
Sequencing of all eight gene segments found no evidence of genetic reassortment with human or pig influenza viruses and no evidence of significant mutations.
猪流感是一种发生在猪身上的高度传染性急性呼吸道疾病，由A型流感病毒引起。
Swine influenza (swine flu) is an acute viral infection of the respiratory tract in pigs caused by type A influenza virus.
猪流感是由A型流感病毒引起的猪呼吸道传染病，病毒的定期爆发会引起猪患病。
It is a contagious respiratory disease of pigs caused by type a influenza viruses. Pigs are hit by regular outbreaks.
英国各地的学校都已结束了学期而进入暑假，专家希望这将有助于减缓猪流感病毒的传播。
Schools across Britain have broken up for summer holidays and experts hope this will help to slow the spread of the virus.
她表示现在面临的危险是，猪流感病毒可能和包括H5N1禽流感病毒在内的其他流感病毒组合，变得更加致命。
The danger, she said, is that swine flu could mix with other flu strains, such as H5N1 bird flu, and become far more lethal.
这是一种由猪流感、禽流感和人流感病毒基因独特组合形成的动物源病毒。
This is a virus of animal origin with a unique mix of genes from swine, bird, and human influenza viruses.
这是一种由猪流感、禽流感和人流感病毒基因独特组合形成的动物源病毒。
This is a virus of animal origin with a unique mix of genes from swine, bird, and human influenza viruses.
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