送交者: HunHunSheng 于 2006-12-13, 18:11:31:
回答: HunHunSheng, since you are here, a question for you 由 ping_max 于 2006-12-13, 18:07:56:
When I traveled and run in strange places, I run by time and calculate distance accordingto my perceived pace.
加跟贴
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