尸检分析显示存在一种尚未识别的病毒，以及一种已知细菌毒素的证据。

Postmortem analysis showed the presence of an as yet unidentified virus, as well as evidence of a known bacterial toxin.

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因此，尽管病毒和细菌毒素都能杀死海豹，但这些死亡更有可能是细菌毒素造成的。

Although both viruses and bacterial toxins can kill seals, it is more likely that these deaths were the result of the bacterial toxin.

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当你的身体这样做时，流感病毒会快速复制并释放出毒素，使你感觉不舒服。

While your body is doing this, the flu virus multiplies quickly and releases toxins which makes you feel ill.

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So, either stimulates the production of-- and differentiation of B-cells, to produce a specific antibody that can neutralize the virus, or stimulates the production of cytotoxic T-cells that can kill infected cells within your body.

所以,疫苗的刺激要么能够,促进B淋巴细胞产生和分化,以生成特定的抗体来杀灭病毒,要么刺激T细胞释放细胞毒素,杀死身体里被感染的细胞

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