You've got the flu, you've got influenza in your upper respiratory tract, your cells are making more influenza.

你就此得了流感,你得了上呼吸道流感,你的细胞正在制造更多流感病毒

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I think I'm catching the flu.

可能我感冒了。

I'd rather 实战 - SpeakingMax英语口语达人

If you get a flu that affects your intestinal system then those viruses are infecting gut cells.

而影响肠道系统的流感病毒,就可以感染肠道细胞

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What happens is suppose you have the flu and you get very nauseous and then at the same point you eat some sashimi for the first time.

假设你得了流感，感觉非常恶心,与此同时，你又第一次吃了生鱼片。

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Viruses, you know about viruses; variola, we're going to talk about next week which causes smallpox, influenza, which causes the flu and HIV of course which cause AIDS are some examples.

病毒 你们都知道病毒,像天花病毒,我们下周会讲的引起天花的病毒,还有引起流感的流感病毒,引起艾滋病的人类免疫缺陷病毒等等

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I didn't have the flu at the time but I became violently ill.

我那会并没得流感，但却病的很重。

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