来自《耶鲁大学开放课程：有关食物的心理学、生物学和政治学 第2集 第2集》
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The ones who would conserve energy,那些保存能量的人 -
that is they were sedentary when possible,那些能躺不坐 能坐不站的人 -
other then when they had to go get food除非必须再次寻找食物 -
would again not waste their calories but would save them否则是绝对不会浪费能量的人 -
and contribute to the gene pool.也是对基因库有贡献的 -
Doesn't it make sense then that being sedentary我们的生物学天性 即静养至上 -
and seeking out high fat, high sugar, high calorie foods寻求高脂高糖高热量的饮食 -
has become a priority woven into our biology?是有一定的道理的 -
But we're mismatched with environment.但是我们却没有和环境同步演化 -
Here's a little video clip that I'd like to show you接下来我们看段视频 -
that talks about evolution主要讲述了生物演化 -
and how humans have evolved in relationship to their food.还有人类和食物之间的演化关系