If any of the dancers fall underweight, and if they fail to put the weight back on, they must give up their spot to a heavier dancer.

如果舞蹈团演员中有一人体重下降了，如果失去体重的舞蹈演员们没能恢复体重，那么他们就必须把自己的位子让给体重更重的舞蹈演员。

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By analysis of body fat for the aerobic dancer and influences of medium intensity aerobic dancing, the author expounds the losing weight function of aerobic dancing.

文章根据有氧健身操练习者的体脂变化，对中等强度有氧健美操运动对人体脂肪的影响进行分析，并阐述了有氧健身操的减脂功能。

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