穿着滑冰鞋也能拉动大卡车?IT is hard for a person to pull a truck (卡车). It is even harder to pull it in a pair of roller skates (四轮滑冰鞋). But Indian Kapil Gehlot did it. He pulled a 9,300kg truck for 80 meters ……
Shoes on wheelsApril 22, 1823: Robert John Tyers from London gets a patent for hisroller-skate(轮滑冰鞋). Hefixes(固定) five smallwheels(轮子) to the bottom of a shoe. The wheels are in one line. People can ……
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