骑车会损伤会阴，跑步容易损伤膝盖，游泳应该是相对磨损最小又能提高心肺功能的运动！

来源: leonardo2025 于 2014-10-14 10:21:24 [旧帖] [给我悄悄话] 本文已被阅读：次

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