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The cell walls surrounding the granules break down
颗粒周围的细胞壁被分解
as the tough structure of the vegetable dissolves into a mush,
蔬菜里稳定的细胞结构被打碎
releasing the energy-rich starch molecules.
从而释放出高能淀粉微粒
The human ability to cook gives us a massive advantage over all other animals.
人类烹饪食物的能力使我们优于其他动物
Cooking is a pre-digestion process.
烹饪是一个预消化的过程
It changes the structure of the food.
它能改变食物结构
It loosens the cells, it softens them,
使细胞松散开来 让它们软化
it allows them to be broken up in the mouth much more easily
并使它们更易于在口腔中分解
so that they can then be digested later on.
进而促进消化
This easy access to calories has had a fundamental effect
朗汉教授认为 正是这种获取卡路里的
in changing the course of human evolution, according to Professor Wrangham.
便捷通道 彻底地影响着人类的进化
The discovery of cooking gave our ancestors enormously more energy.
烹饪技术的发明使我们的祖先 能获取更多能量
We don't know yet how much.
我们还不清楚具体有多少
Maybe 50% more, maybe more than that.
可能是50%以上 可能更多
