A linear interpolation between the two, and then some numbers associated with them, 2 7-1/2 and 22-1/2. Why does he choose 7-1/2 as the freezing point of water?

两者之间做线性插值，一些数值随之标定，7。5和22。5，为什么他选择了7。5作为2,水的冰点呢？

麻省理工公开课 - 热力学与动力学课程节选

The only numbers that appear for the trailing ten years are numbers that are associated with firms that are still in business.

那些用于分析过去10年市场的数字,只能来自于目前仍在营业的公司

耶鲁公开课 - 金融市场课程节选

Actually, the view of vectors we take nowadays is that vectors are associated with a pair of numbers which, on the rotation of axes, transform like this.

实际上,今天我们讲矢量所用的观点是,矢量是和一组坐标值相对应的,在坐标轴旋转的过程中像这样变换

耶鲁公开课 - 基础物理课程节选