難道還要研究,一段'大腸'和一段'香腸'之間的悲歡離合之機械運動和潤滑之關係嗎??

來源: zhmz888 於 2011-02-13 14:41:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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