确实可以取消了
没什么意义
【 在 Hebe 的大作中提到: 】
: 膝盖再落地之后到竖直之前不能弯。而且抠字眼，腾空是允许的，只要肉眼不能分辨就行。
: Race Walking is a progression of steps so taken that the walker makes contact with the ground,so that no visible (to the human eye) loss of contact occurs. The advancing leg must be straightened(i.e. not bent at the knee) from the moment of first contact with the ground until the vertical upright position.
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FROM 58.52.202.*