See grandma throw a shuttlecock upgrade, shuttlecock fell down on the side of the foot up, is about the play.
只见姥姥把毽子往上一抛,毽子掉下来时用脚的侧面一接,就一下一下的踢起来。
Purpose on observe the effects of shuttlecock training to standing balance capacity of middle or old age womans single foot.
研究旨在观察踢毽锻炼对中老年女性单足站立平衡能力的影响。
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