你平时开车吗还是坐公交系统？如果坐公交就走路多。美国胖子多除了吃的因素另一个原因就是以车代步，走路少：）

来源: JAN2009 于 2026-01-18 13:34:15 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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