Then next week we'll do more complicated problems that involve motion in higher dimensions, how to go to two dimensions or three dimensions.

下周我们将会处理更复杂的问题,包括更高维数的物体运动,如何处理二维以及三维运动

耶鲁公开课 - 基础物理课程节选

But also you should have some kind of a resistance element

但是你也应该包括一些拥有抵抗元素的运动，

要拥有好身材 - SpeakingMax英语口语达人