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.

食物通过我们的消，酵性细菌会通过将类进行转，来吸取应中的能量，并将产生的酒精和氢气当做废料排出体外。