This paper analyzes the difference between back step training of traditional sprint and bent step technology of modern sprint from theoretical and practice.
从理论和实践上分析了传统短跑后蹬跑练习与现代“屈蹬式”短跑技术的不同特点。
Drop-Knee :An exaggerated back-step where one knee is dropped toward the ground while the other is pointing up, resulting in a stable stemming position of the legs, especially on overhanging rock.
一只脚的膝盖朝下，另一只的朝上，使得双脚支撑得较好，尤其在悬岩的地方。
Drop-Knee :An exaggerated back-step where one knee is dropped toward the ground while the other is pointing up, resulting in a stable stemming position of the legs, especially on overhanging rock.
一只脚的膝盖朝下，另一只的朝上，使得双脚支撑得较好，尤其在悬岩的地方。
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