If your foot is pulled towards the rear of the bike, you risk running over your own leg, twisting your knee severely or smacking your ankle against the rear axle bolt.

如果您的脚被拉扯向自行车的后方，您冒险跑在您自己的腿，严厉地扭转您的膝盖或击响您的脚腕反对后轴螺栓。

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It also prolong the tail-twisting time in rats stimulated by potassium ion permeation, and lengthened the leg-licking time in mice provoked by hotplate.

亦能明显延长钾离子透入刺激引起的大鼠甩尾时间和热板法所致小鼠舔后肢时间。

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