One is that you're supposed to eat a variety of foods and then the foods are put into different sized triangles here, depending on how much of them you should be eating.

一是你得吃多种不同的食物,各种食物也被分划在不同大小的三角形中,每个三角形的大小取决于你该吃多少

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The thing is for these sorts of experiments there is a lot of control, so something that's a square in one movie will be a triangle in another movie; something that's on the top in one movie will be on the bottom in another movie.

此类实验需要控制许多因素,来保证某物在一部影片中以正方形呈现,而在另一部影片中以三角形呈现,某物在一部影片的上方呈现,而在另一部影片的下方呈现

耶鲁公开课 - 心理学导论课程节选