There are many different strains of flu virus.
有许多不同类型的流感病毒。
Anyone, once tested positive for H7N9 flu virus, will receive free medical treatment from our government.
任何人一旦被检测出感染H7N9禽流感病毒，都将得到政府资助的免费治疗。
Researchers discover that the swine flu virus binds far deeper in the lungs than ordinary flu, possibly explaining why it is sometimes fatal.
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。
There is a new flu virus going around.
一种新的流感病毒在四处流传。
Not every flu virus can infect every animal.
并非所有的流感病毒都能传染所有的动物。
Is the H1N1 swine flu virus the same as human H1N1 viruses?
H 1 N 1猪流感病毒与H1N1人流感病毒是一样的吗？
Depicted here is H1N1 - better known as the swine flu virus.
以上描绘的便是H1N1，俗称“猪流感”病毒。
The first human flu virus is isolated at Mill Hill in London.
在伦敦·米尔·希尔分离到第一株人流感病毒。
Last year's top words were Twitter, Obama and the flu virus H1N1.
去年居于榜首的热词为Twitter、奥巴马和猪流感病毒H1N1。
The predecessor of the 2009 H1N1 swine flu virus emerges in the US .
H1N1猪流感病毒的先辈在美国曾出现过。
Hemagglutinin is a viral protein that enables the flu virus to enter host cells.
血凝素是一种病毒蛋白，能帮助流感病毒侵入宿主细胞。
The most common seasonal flu virus found in the United States this year is type a (H1N1).
美国今年发现的最常见的季节性流感病毒是A型流感病毒(H1N1)。
Fortunately, that isn't likely, but a flu virus needn't trade genes to get more dangerous.
幸运的是这没有可能出现。不过一种流感病毒不需要做基因交易也已经能变得更有威胁了。
People tend to mount the best immune response to the first kind of flu virus they experience.
人们往往对他们经历的第一种流感病毒有最好的免疫应答。
Since January, the H5N1 avian flu virus has re-emerged and caused deaths across Asia and in Egypt.
今年一月以来，H5N1禽流感病毒重现，造成亚洲地区和埃及数人死亡。
The swine flu virus is a biological organism, a unique remix of genes from older influenza viruses.
而猪流感病毒则是生物机体，它是一种由古老的流感病毒混合而成的特别的新病毒。
The researchers do not know exactly what it is about low absolute humidity that the flu virus likes.
研究者们并不完全清楚为什么流感病毒喜欢低的绝对湿度。
Dodging a cold or flu virus isn't just about washing your hands or avoiding people who are sick.
躲避伤风或流感病菌不仅仅是靠勤洗手或是离那些生病的人远点就可以的。
"The bird flu virus is threatening to become endemic in several parts of the country," Domenech said.
“该国众多地区面临着禽流感病毒流行的危险，”多梅内奇说。
Any flu virus can be dangerous for a pregnant woman, but swine flu appears to be especially threatening.
所有的流感病毒都对孕妇有危险，但甲型流感的危险性更大。
By staying one step ahead of our immune systems, the flu virus can infect large numbers of people year after year.
由于一直领先免疫系统一步，流感病毒每年都可感染大量的人。
Instead of injecting proteins from a flu virus into a person's body, why not inject just the micro-organism's genes?
相对向人体中注射从流感病毒中提取的蛋白质而言，为什么我们不直接注射微生物基因呢？
Scientists have yet to pinpoint the origin of the swine flu virus, the earliest cases of which were found in Veracruz, Mexico.
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。
Unlike the seasonal flu, the H1N1 swine flu virus has been found to be contagious for about a week after symptoms have receded.
与季节流感不同，H1N 1猪流感病毒在症状消失之后一周仍然有传染性。
Unlike the seasonal flu, the H1N1 swine flu virus has been found to be contagious for about a week after symptoms have receded.
与季节流感不同，H1N 1猪流感病毒在症状消失之后一周仍然有传染性。
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