游泳操腹肌
回答 (2)
2007-04-19 1:39 am
✔ 最佳答案
蝶式可以操腹肌 (每日100-200米)，或者練吓sit-up都得(每日30吓) 
2007-04-19 4:29 am
you can practise sit up b,believe me...i am a swimmer and after i practise sit up, i swim faster!!!
參考: i am a swimmer
收錄日期: 2021-04-12 21:38:07
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