Inventor Dean Kamen displayed his Human Transporter, a two-wheeled, motorized scooter that costs less than US10 cents a day to run.

发明人迪安·卡门展示了他的人体运输车—双轮电动踏板车，其每日运转的费用不到10美分。

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The Segway Human Transporter, a self-balancing, electric-powered human transportation machine, was hailed as something that was going to dramatically change the way we got from point A to point B.

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