A second competition involved building a robot that could travel on uneven surfaces, move objects with unusual shapes and withstand physical stress.

VOA: special.2009.04.24

This is a story about mechanical objects, -- some of which move-- -- remember those smiling houses in the background-- and some of which are stationary, but they're all mechanical objects.

这是一个关于会活动的，机械的故事-,还记得那些作为背景微笑的房子吗？,它们不会动但也都是机械的东西。

耶鲁公开课 - 文学理论导论课程节选

He said, take a spring to outer space and we'll hook up some objects to them and see how fast they move and do a comparison.

他说,把一个弹簧带到外太空,往上面挂物体,看看它们运动的快慢,并进行对比

耶鲁公开课 - 基础物理课程节选