沒表達清楚:))
我說的最大阻力是自己一腳能蹬下去的
所有跟帖:
• 嗬嗬,還真沒試過能蹬下去的最大阻力,總在我的comfortable range裏。下次要試一下。 -mfsiv- ♀ (0 bytes) () 03/28/2018 postreply 18:14:51
• 嗬嗬,還真沒試過能蹬下去的最大阻力,總在我的comfortable range裏。下次要試一下。 -mfsiv- ♀ (0 bytes) () 03/28/2018 postreply 18:14:51
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