三磅大多是水分和排泄物。假如是碳水化合物、脂肪或蛋白質的話，3磅的能量可以讓一輛汽車開20公裏了，哈哈。

來源: 唐宋韻於 2023-12-04 08:15:37 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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