送交者: HunHunSheng 于 2008-02-04, 11:08:11:

回答: HOW do mammals sterilize their urine? Why do they have to? 由 Wood 于 2008-02-04, 11:03:51:

• caught bacteria as it comes out, urinal track can be infected by H. pylori (无内容) - Wood (0 bytes) 2008-02-04, 11:13:58 (203078)
  • you shouldn't count infection. they are talking about - Enlighten (68 bytes) 2008-02-04, 11:37:52 (203088)
    • 明白人啊！ (无内容) - smartsz (0 bytes) 2008-02-04, 11:41:10 (203092)
      • 人家说俺就爱打叉 (无内容) - Wood (0 bytes) 2008-02-04, 12:50:44 (203112)

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