The study found there is strong support for restricting work by doctors-in-training to sixteen or fewer hours at one time.

VOA: special.2010.07.13

Now, you don't have to buy that and individuals undoubtedly found the strain too much from time to time, but what's interesting, is rather the ideal, the claim, the theory.

你不必非得接受这些理论,况且现代社会常充斥着个人主义倾向,但是那些理想,主张和理论却更意味深长

耶鲁公开课 - 古希腊历史简介课程节选

There was certainly a long period of time in which I found the personality theory, that is,the personality theory with a no branching rule, to be the better and more plausible theory.

有一段时间内，我觉得无分支理论下的，人格理论，是更好更合理的理论。

耶鲁公开课 - 死亡课程节选

A new study found better results in four-year-olds who go to bed around the same time every night and sleep at least eleven hours.

VOA: special.2010.06.09

They did not expect an easy life. And as time passed, they found solutions to most of the problems of farming on the Great Plains.

VOA: special.2010.04.15