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病毒毒

网络Viruses

病毒毒

病毒毒

病毒毒

Viruses

...真菌  原虫原虫//寄生虫寄生虫 88 病病毒毒(Viruses) (Viruses)  比细菌还小的病原体。

1

If that happens, a flu pandemic could quickly spread throughout the world because people have no immunity to this evolving viral strain .

届时，疾病就会迅速扩展到全世界，因为人类对这种正在演变的病毒毒株还没有免疫力。

2

Audience : In the 1918 flu I understand that they theorized that there was some attenuation of the virus when it made the leap into humans .

观众：在 1918年的流感中，我了解到研究人员从理论上推测：病毒毒力已经有些衰减当其传染到人群时。

3

Only a vaccine whose virus strains match the circulating flu viruses will protect people efficiently from disease and death .

只有与正在流行的流感病毒毒株相符的疫苗才能有效地预防感染和死亡。

5

The seasonal strain of H1N1 is a distant cousin of the swine flu and was widely resistant to Tamiflu this year .

H1N1 的周期性病毒毒株与猪流感病毒毒株有着很远的旁系关系并且在今年对达菲普遍产生了抗药性。

7

BBC Online reported last week (28 May ) that scientists have produced a viral strain that can be used to make a vaccine against swine flu.

BBC 网站上周（5月28日）报告说，科学家已经培育出了一种病毒毒株，可以用于制造甲型H1N1 流感病毒。

8

It means the potential that a resistant strain will get that selective advantage as it will grow in a Tamiflu environment .

这意味着，抗药性病毒毒株在达菲环境中成长过程中只对某些人产生了抗药能力。

9

Of course , most flu strains, including (so far) the 2009 pandemic virus, cause only mild symptoms in the vast majority of people .

当然，多数流感病毒毒株，包括迄今为止的 2009 年的大流行病毒（甲型H1N1 流感病毒，译者注），在大多数人中只引起轻微的症状。

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