跑步机可以改善体质，但无法改变跑步的基本技能，数据只能做为参考。变速跑最好在操场上进行，方便、可控、安全

来源: fuz 于 2023-08-19 01:07:14 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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