But the shifts in place and time, and in many I would say,throughout most human beings, there is a consciousness of both.

但是这会随着时间的推移和地点的变化而改变,而且就大多数而言,我要强调,绝大多数人,对这两者都会有一些意识

耶鲁公开课 - 古希腊历史简介课程节选

As I mentioned before is one example on the risk for breast cancer in women, so you'd randomly assign half to following their usual diet, the other half to an intervention program where people are prescribed a low fact diet, given counseling and interventions from dieticians and things, and then you look to see what happens for risk as people go forward in time.

我之前提过,这例子研究的是,女性的乳腺癌发病率,你将随机选择其中一半人按一般习惯饮食,另一半人则参与一个干预计划,其中每人都要食用,由营养学家设计推荐的低脂肪菜单,然后再看随着时间推移,被试者的发病率是怎样变化的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选