We've formulated one particular kind of engine, and seen how we can analyze what it does, come up with relations that seem of value for efficiency and other quantities.

这是一个很典型的热机，我们来分析它是怎么工作的，然后得到效率和其它一些,有用物理量之间的关系。

麻省理工公开课 - 热力学与动力学课程节选

It wasn't actually a study itself on the Mediterranean Diet, but it was a review of other studies that had been done using this statistical technique called meta-analysis.

该研究本身并不直接研究地中海式饮食法,而是运用荟萃分析的统计方法,对其它已有的相关研究进行研究

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选