巧妇=米, why only rice?

来源: TJKCB 于 2023-11-02 09:57:01 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (448 bytes)
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巧妇难为无米, but she can think of wheat flour, meat, and fruits. Why stick with rice?

Stanford $5 thinking box: The professor assigned $5 to each student to invest. The highest return will be the winner. Guess how the winner was doing?

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