结果表明：我国优秀女子铅球运动员在滑步阶段，左腿有效摆动不足，右腿蹬伸力量、速度不佳。

The result shows that the effective swinging of left leg is insufficient and extending strength of right leg is not good at the stage of sliding.

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这个踏杆就是酷步车与其它滑板车不一样的地方，只需踩动踏杆就可以连续滑行，无需蹬踩地面。

The foot bar is that part which differs it from other scooters. Customers just need step on treadle to make it glide, no need drive the ground.

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第九届全运会季军曾小玲在跨栏步技术上存在跨栏腿蹬伸不足、下栏距离长、身体总重心起伏大等问题。

Zeng Xiaoling , the third place , had some problem , such as insufficient stretching , too long S2 , too large alteration of gravity center.

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第九届全运会季军曾小玲在跨栏步技术上存在跨栏腿蹬伸不足、下栏距离长、身体总重心起伏大等问题。

Zeng Xiaoling , the third place , had some problem , such as insufficient stretching , too long S2 , too large alteration of gravity center.

youdao