well, keep open-minded is good

来源: DJI30SP500 于 2014-02-05 12:36:49 [] [旧帖] [给我悄悄话] 阅读数 : (44 bytes)
回答: seekalpha=垃圾 由 lechatdort 于 2014-02-05 12:19:50

even a piece of toilet paper has its purpose

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