但事实上，目前传播的猪流感并不致命，相反普通流感在冬季的爆发则可能导致成千上万的老年人和体质虚弱的人的死亡。

The swine flu at the moment appears to cause a mild illness, whereas the flu strains that arrive in the winter can kill thousands of elderly and vulnerable people.

youdao

它对老年人、年轻人和身体虚弱的人都很有好处。

It is good for the old, the young and the weak.

youdao

它不是一个身体虚弱的人从事的职业。

It is not an occupation for a frail person.

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