这种传染病不但致命，而且少有地能跨物种传播，但其传染性有限，禽肉只要充分加热，便不具危险。
Avian flu is not only particularly virulent; italso has the rare capacity to cross barriers between species. But it is hard totransmit.
这种传染病不但致命，而且少有地能跨物种传播，但其传染性有限，禽肉只要充分加热，便不具危险。
Avian flu is not only particularly virulent; italso has the rare capacity to cross barriers between species. But it is hard totransmit.
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