来自《耶鲁大学开放课程：资本主义：成功、危机与改革 第8集 第8集》

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  I was 11.
  当时11岁
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  I can guess what you paid for the camera.
  我能想象你付出的代价
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  I mean it was a hand me down,
  它算是台祖传相机
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  and I took, like, ten pictures,
  我拍了近十张照片
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  and I asked my mom to buy more and she was like,
  然后让我妈再去买胶卷 她却说
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  "No, we're just going to get a disposable."
  "我们要去买一台一次性相机"
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  Okay, so the sales metaphor in the case,
  这个故事里有个销售隐喻
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  anybody remember what analogy do they draw
  还记得
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  in the marketing strategy?
  市场战略中也有类似产品吗
• 
  
  I think it was razor and blade.
  我想是剃须刀和刀片
• 
  
  Razor and blade, help us understand that.
  剃须刀和刀片 给我们解释一下
• 
  
  Yeah, basically the current interest
  好的 基本上