世界卫生组织说在周末新猪流感病毒有可能引发另一起大流行，但没有办法知道它是否会真的发生。

World Health Organization said over the weekend that the new swine flu virus had the potential to cause another pandemic, but that it had no way of knowing whether it actually would.

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而同批血清暴露于1976年猪流感病毒时，产生强烈应答反应的受试者有59个，这两个数字十分接近。

That number was nearly as many (59) of those whose serum demonstrated a strong response when exposed to the 1976 swine flu itself.

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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.

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