低强度因为容易可长时间持续
高强度因为困难不可长时间持续, 但可以让新鲜的血液突破千难万阻到达每一个细胞.
低强度因为容易可长时间持续
高强度因为困难不可长时间持续, 但可以让新鲜的血液突破千难万阻到达每一个细胞.
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