求翻译：因此在练习中给予水平向后的阻力，将有助于充分完成“直膝后扒”动作、增大步幅、降低重心，最大限度避免腾空和屈膝的出现是什么意思？

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So in practice in the body horizontally to the back of the resistance, and will help to fully complete the laptop has been sought after" action, in stride, and lower the center of gravity, minimizing vacated and bow of the

Therefore gives the human body level backward resistance in the practice, will be helpful after completes “the straight knee to dig up” the movement, to increase the stride width fully, reduces the center of gravity, maximum limit will avoid the appearance which will soar and bows

In practice, therefore giving the body level to the possibility of resistance, will help to fully complete "straight knee-chop after" motion, increase stride length, lower center of gravity, maximum to avoid touching the ground and knees appear

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