肯定是因人而异，以大米为主食的日本就很低。我怀疑俄罗斯那么低，是因为平均寿命太短

来源: 500miles 于 2025-01-30 18:51:46 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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