关键是你卖的东西是不是被人需要物以稀为贵

来源: 马大有于 2011-03-19 18:14:54 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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关键是你卖的东西 是不是被人需要 物以稀为贵