Now, this famine, which strikes Canaan as well, drives Joseph's brothers to Egypt in search of food, and Joseph doesn't reveal himself to his brothers.

现在，这场饥荒却也同样袭击了迦南，迫使约瑟夫的兄弟前往埃及寻找食物，但是约瑟夫并没有在兄弟面前暴露身份。

耶鲁公开课 - 旧约导论课程节选

You also have to factor in here how much physical work is involved in getting the food.

你还要考虑,多少体力,被用了在寻找食物上

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, we have to choose foods, we have to navigate around the world, we have to recognize objects, we have to be able to understand physical interactions.

所以我们要选择食物，要寻找方向，要认识物件，要能够理解物理相互作用。

耶鲁公开课 - 心理学导论课程节选

In different parts of the world you would see this sort of activity for finding food.

在世界任何地方,你都能看到有人在寻找食物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

That made some populations mobile because they had to move from place to place to find food, but of course, it made starvation a very real possibility.

那样使得部分人口开始流动,人们不得不不断地迁徙,寻找食物,当然 自然灾害也造成了饥荒

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They're the ones who would seek out high fat, high sugar diets because then they would get calories to seek out a variety of food, to eat in--eat above what immediate hunger might dictate.

这些人追求高脂高糖饮食,以获得足够能量,继而寻找更多种食物,饥饿驱使他们吃可以迅速果腹的食品

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But again, the elements were harsh, finding food may not have been easy, and certain sorts of diets would prevail over others, where there would be a lot of certain nutrients and few of other ones.

可是,自然环境是恶劣的,寻找食物一点也不简单,不过某些食物相对其他更为常见些,其富含有某些营养成分,但缺乏其他的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The ones who would conserve energy, that is they were sedentary when possible, other then when they had to go get food would again not waste their calories but would save them and contribute to the gene pool.

那些保存能量的人,那些能躺不坐,能坐不站的人,除非必须再次寻找食物,否则是绝对不会浪费能量的人,也是对基因库有贡献的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Because humans want to eat a lot, they want to bank their calories, they want to seek out foods that are high in sugar, fat, and variety, and if those are available then they're going to be eaten and we've got problems.

人们想要多吃,需要储存能量,人们一直在寻找高糖高脂的食物,如果找到,他们就会全部吃掉,然后我们就有麻烦了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now these parts of the world are shrinking in the number; but let's say you lived in Ethiopia or Somalia, or places where food really is scarce way too much of the time, then having this particular biological drive, having a brain that wants you to seek out these foods would be highly adaptive.

现在这些地区的数量正在减少,但如果你生活在埃塞俄比亚或是索马里,或是当前食品十分短缺的地区,那么拥有这种生物驱动力,拥有不断驱使你去寻找食物的大脑,会让你有极强的适应能力

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Here are humans who had to walk long distances potentially to find the food, kill the food at great risk to themselves; inspiring a cascade of physiological effects that have to do with fear and arousal and things like that, not to mention all the calories one would burn doing this kind of activity.

这些人可能需要走很远的路,去寻找食物,冒着巨大危险,杀死猎物,人们耗费能量以激活一系列生理效应,用以战胜恐惧,引发斗志,更不用说人们在狩猎的过程中,消耗的卡路里量了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选