这家工厂由于缺少燃料和原料而停产。
他们从未提及农场和工厂生产食物所需要的燃料，以及所释放的二氧化碳。
They never refer to the fuel that farms and factories require to produce the food, and the carbon dioxide that releases.
吉本斯解释：“这就像一个不需要淀粉或者纤维素就能生产出生物燃料分子的小型工厂。”
"They are like little factories that spit out biofuel molecules without the need for starch or cellulose, " explains Gibbons.
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