If skiers can traverse a slope on both the little toe edge side of the uphill and the big toe edge side of the downhill ski; they can ski with parallel movements.
如果滑雪者可以遍历两小脚趾的上坡和大脚趾的下坡滑雪边缘一侧的边缘一侧的斜坡，他们可以滑雪平行运动。
If skiers can traverse a slope on both the little toe edge side of the uphill and the big toe edge side of the downhill ski; they can ski with parallel movements.
如果滑雪者可以遍历两小脚趾的上坡和大脚趾的下坡滑雪边缘一侧的边缘一侧的斜坡，他们可以滑雪平行运动。
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