What I'm going to ask you to do is track what you're eating, and to go to a website that will allow you to enter all your eating, and then it will print out a dietary analysis of that.

我希望你们能记录每天吃的东西,然后到相关网站输入你的饮食记录,之后打印出饮食分析报告

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If you say, "Add the vectors, " I would just add the x to the x and the y to the y and I'm keeping track of what the sum is.

如果你们说 " 将矢量相加 ",我就把同为 x 轴方向的分量相加,同为 y 轴方向的分量相加,然后就能得出这两个矢量的和是多少了

耶鲁公开课 - 基础物理课程节选