So: the great civilizations of ancient Egypt, Mesopotamia and the area we refer to as the Fertile Crescent, of which a little part here about the size of Rhode Island is Canaan.
古埃及,美索不达米亚地区,我们称之为新月沃地,这里的这一小部分,跟罗德州岛差不多大的是迦南。
We'll start in the east of London, which is traditionally the cheapest area of London.
我们将从伦敦东部开始,那是传统意义上最便宜的地区。
So if we want to talk about the volume of that, we just talk about the surface area, which is 4 pi r squared, and we multiply that by the thickness d r.
如果我们要讨论它的体积,我们要用的是表面面积,也就是4πr的平方,乘以厚度dr
The second area that we've looked is in a context of mental health, which one can reframe as chronic biases and some of these components are going to decision making.
我们观察的第二个区域则负责人的心理健康,这一区域在长期偏好,以及类似成分对决策作出影响时发生重组。
And not only are the Greeks as a whole cut off from the rest of the world, but Greece itself, which used to be an area of easy exchange, where people could go from one place to the other and did, localism now comes into the picture.
而且不仅是希腊人作为一个群体被排除在,世界之外,希腊内部也出现了问题,它曾经也是一个贸易中心,人们从其他地方赶来又走向另一个地方,而此时,地方主义开始兴起
Then we go negative and we go through zero again, which correlates to the second area of zero, that shows up also in our probability density plot, and then we're positive again 0 and approach zero as we go to infinity for r.
并且再次经过,这和,第二块等于0的区域相关联,这也在,我们的概率密度图里反映出来了,然后它又成了正的,并且当r趋于无穷时它趋于。
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