I think part of the message here is that... I want to mention just one more, I'm afraid we're out of time But believe it or not, I could talk to you for another 24 hours.

我觉得需要传达的信息是。。。,我想要再次重复一遍，我担心时间不够了,信不信由你，我可以跟你再聊,24个小时。

人性课程节选 : 普林斯顿公开课

for medical services or doctors are available because of 24 hours change.

因为24小时的值班制,人们可以随时接到代诊服务。

国际座谈会课程节选 : 普林斯顿公开课

A food frequency--by the way, you also have the issue of whether the particular twenty-four hours that a person is interviewed is representative of their diet overall, because you can imagine how much your food intake varies from day to day.

食物摄取频率,顺便说下,还有一个问题,就是在选取的24小时里,测试者,是不是对总体有代表性,因为你可以想象,每天事物的摄入量都是不同的

关于食物的心理学、生物学和政治学课程节选 : 耶鲁公开课