走路400公裏肯定能減5公斤。但我堅持不下來。騎車主要是看風景，消耗卡路裏並不多。

來源: newkanda 於 2023-05-11 18:09:41 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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