Now here's a study that was done ten years later in nineteen-ninety-two, in this case it was with obese subjects.

这个实验是十年后的1992年做的,研究主题是肥胖

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We've done this with two sections of 180 students, about ninety in each section.

我们有两个班的180名学生，每个班90个人。

麻省理工公开课 - 媒体、教育、市场课程节选