It'll give me more time to think. I mean, if I get really tired,I'll pull into a motel. I promise.

VOA: standard.other

On the eleventh time, I pull the mass.

第十一次的时候,我把物体拿掉

耶鲁公开课 - 基础物理课程节选

But yeah, most of the time I'm just working out with pull-ups and whatever else there is here.

不过大部分时候我就是做做引体向上还有这里的随便什么。

喜欢曲棍球 - SpeakingMax英语口语达人

For example, how do I know that when I pull the spring the first time for the mass, it exerted the same force when I pulled the spring the second time for the elephant?

例如 怎样才能知道,第一次连着物体拉弹簧时,产生的力和,第二次连着大象拉弹簧时产生的力是相等的呢

耶鲁公开课 - 基础物理课程节选