求翻译：双腿并拢，保持全身挺直，迈步前脚趾、脚踝与膝盖连成一线。走路时，首先膝盖前屈，带起小腿向前迈，然后瞬间伸直腿部，脚跟与前掌几乎同时着地，着地那一刻，重心前移。再次以膝盖前屈的方式，一边收回另一条腿一边继续向前迈步。是什么意思？

Legs together, keeping the body straight, move before the toes, ankles and knees in a line. Walk, the first knee flexion, with a step forward from the leg, straight leg and then instantly, heel and forefoot ground almost simultaneously, the ground that moment, center of gravity forward. Knee flexion

Both of his legs and back straight and your body, and keep moving the toes, ankles and knees a line. First, when walking with his calf, knee before forward stretch out your legs, and then in an instant, former palm heel with almost at the same time, with a moment ago, the center of gravity. Once aga

Front the both legs gather, maintain the whole body to be stiff, take a step the toe, the ankle area and knee Lian Cheng.When walks, first the knee anteflexion, the belt gets up the calf to step forward, then instantaneous unbends the leg department, the heel is nearly also well-grounded with the fi

Legs put together, keep the body straight, moving lined front toes, ankles and knees. When you walk, the first knee forward, with the leg forward, straighten legs and then a moment, heel and qianzhang almost simultaneously, with about the same time, the center of gravity moves forward. Once again, t

Front the both legs gather, maintain the whole body to be stiff, take a step the toe, the ankle area and knee Lian Cheng.When walks, first the knee anteflexion, the belt gets up the calf to step forward, then instantaneous unbends the leg department, the heel is nearly also well-grounded with the fi