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为什么科技这么发达了也没有自动锻炼机 - V2EX

 6 years ago
source link: https://www.v2ex.com/t/421797
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奇思妙想 - @doubleflower - 跑了一会步累死了，如果有这种机器，坐上去接上电极，自动抬手抬脚锻炼，那不美滋滋？没有创业公司搞这个？有难点？

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