来自《耶鲁大学开放课程：1600年后西方社会的流行病 第2集 第2集》
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four winds,四个方向的风 -
later on four evangelists.后来出现了四个福音传教士 -
The point for us is there was also a microcosm,我们需要关注的是还有一个微观的世界 -
and one can see the theory expounded on human nature我们需要了解这个理论阐述了 -
in which there are four humors,人类有四种体液 -
which are phlegm, black bile, yellow bile and blood.分别是粘液 黑胆汁 黄胆汁和血 -
And each of those--每一种体液 -
also the body is composed of these--当然人体就是由它们组成的 -
and each has qualities of as being wet and cold,每一种体液有各自不同的性质 -
or hot and dry.即干或湿和冷或热 -
This also determines--这些性质 -
the balance of these humors in the body--也就是四种体液在人体的均衡