A product designer at M. I. T. who created a working prototype for such a wallet seems to think so, and he may be on to something.
麻省理工学院的一位产品设计师设计的这款钱包原型产品看来就是这么考虑的，他或许参透了其中奥秘。
A product designer at M. I. T. who created a working prototype for such a wallet seems to think so, and he may be on to something.
麻省理工学院的一位产品设计师设计的这款钱包原型产品看来就是这么考虑的，他或许参透了其中奥秘。
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