Let's go back to high school for a moment, just by way of background.

让我们回到高中，去寻找一些相关背景。

麻省理工公开课 - 固态化学导论课程节选

Now, we're going to go back to Roger Ibbotson at the School of Management. He did some path breaking work in terms of describing capital markets returns over reasonably long periods of time.

先讲回到管理学院的罗格·伊博森,所进行的开创性研究,描述了在相当长的时期内,资本市场的收益情况

耶鲁公开课 - 金融市场课程节选