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阅读理解 This could be the perfect gift for the partner, who embarrasses you on the dance floor. Smartsocks, which can teach to dance, may be the answer for anyone with two left feet. The socks have been developed as a running tool tohelp runners improve their skills. Thanks to the socks, users can accurately record notonly how far and fast they run but also how well. It means the user maximizes their performance, andreduces damage to body and prevents hurt. The hi-tech socks are made of special fibers thatwatch the movements of your feet. They look, feel and can be washed like normal clot对下列实验现象的解释，错误的是