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As food travels through our digestive tract, it reaches the fermentors who extract energy from these sugars by converting them into chemicals, like alcohol and hydrogen gas, which they spew out as waste products.

食物我们的消化道时,发酵性细菌会转化,来吸取化学反应中的能量,并产生的酒精和氢气当做废料排出体外。

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