来自《耶鲁大学开放课程：博弈论 第16集 第16集》

• 
  
  and in fact if he had come in,
  事实上如果他进入了
• 
  
  Ale would have had to give in
  埃里将不得不让步
• 
  
  because there's no way that Ale can keep the tenth guy out.
  因为无论做什么 第十个都会进入
• 
  
  We just argued the tenth guy's coming in by backward induction.
  我们刚刚通过逆向归纳法得出第十个会进入
• 
  
  So since we know that the tenth guy's coming in anyway,
  既然我们知道第十个怎么都会进入
• 
  
  and in fact, Ale's going to concede to them,
  事实上埃里会让步的
• 
  
  there's no point Ale trying to scare off the tenth guy.
  没有证据显示埃里要吓退第十个进入者
• 
  
  So in fact, Ale's going to say no fight to the ninth guy.
  所以会和第九个和平相处
• 
  
  But now we go to the eighth guy.
  那我们看一下第八个
• 
  
  We've just argued that the tenth guy's coming in anyway
  我们刚刚说过第十个一定会进入
• 
  
  and Ale's going to give in to him.
  埃里不会攻击
• 
  
  We've argued the ninth guy's coming in,
  我们也说过第九个也会进入