来自《耶鲁大学开放课程：博弈论 第8集 第8集》

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  we've talked about strategies as the choices that are available to you.
  我们说到的策略都是你的可选策略
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  The choices available to you were go to the East Town, go to the West Town.
  这个案例中是选东镇或者选西镇
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  Or, in the numbers game we played, it was choose a number.
  在数字博弈中是选择一个数字
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  Or, in the αβ Game we played, it was choose α Or β.
  在成绩博弈中 是选择α或者β
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  Or deciding whether to invest or not,
  在投资博弈中
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  it was invest or don't invest, and so on and so forth.
  是选择要不要投资 以此类推
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  What we're seeing now is a new type of strategy.
  而现在我们接触到了一个新的策略类型
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  And the new type of strategy is to randomize over your existing strategies.
  即随机选择而不是选择已有的策略
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  So we're introducing here a new notion
  因此我们引入一个新的名词
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  that's going to occupy us for the rest of the week,
  我们在接下来的几周内总要遇到它
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  and the new notion is a randomized,
  这个名词与随机有关
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  or as we're going to call them, "Mixed strategies."
  我们称之为 混合策略