来自《耶鲁大学开放课程：基础物理 第3集 第3集》

• 
  
  I'm sorry. What did you just say?
  抱歉 你刚刚说什么
• 
  
  You can have a spring.
  你可以拿一个弹簧
• 
  
  Okay. Let me repeat what he said.
  好 我来重复一遍他的想法
• 
  
  He said, take a spring to outer space
  他说 把一个弹簧带到外太空
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  and we'll hook up some objects to them
  往上面挂物体
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  and see how fast they move and do a comparison.
  看看它们运动的快慢 并进行对比
• 
  
  That's fairly close to what I had in mind.
  这和我想的已经很接近了
• 
  
  But it's not the word perfect answer.
  但这不是最完美的答案
• 
  
  I just want to take some time thinking about it.
  我只是想多花些时间来讨论它
• 
  
  Yes?
  请说
• 
  
  What do I learn from the period? How？
  我能利用周期得到什么结论 怎么做
• 
  
  Remember, you cannot peek into Chapters 6 and 7,
  记住 你不能跳到第六章和第七章