You did not crouch or kneel or assume a fetal position.

你没有卑躬屈膝，没有下跪，也没有装出一副蜷缩成一团的样子。

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The paper aims to explore the best position of crouch start according to biomechanical characteristics by documentary analysis and comparative analysis of world top sprinters body positions.

为了探讨符合人体生物力学特征的最佳起跑姿势，通过查阅大量的文献资料，对世界优秀短跑运动员的蹲踞式起跑姿势进行运动生物力学比较分析。

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Whip method: swing, twist, carry, sweep, parry, cut, crouch, spring and so on, cooperating with body position, footwork and jump make up the routine.

鞭法有：抡、缠、背、扫、挂、劈、拐、弹等。这些技法结合身法、步法、跳跃构成套路。

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