三次就可以了
所有跟贴·加跟贴·新语丝读书论坛
送交者: HunHunSheng 于 2007-09-18, 08:08:12:
回答: 受昏昏蛊惑，昨天去河边跑了跑 由 NewL 于 2007-09-18, 02:53:12:
You need rest days to rest. If you think 3 times is not enough, add a "cross training" day. Cross training can
be cycling or swimming or ellipticalling
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