介個。。。。介個。介個。。。。
所有跟帖:
• 想了半天,想出一個理由來。口腔的黏膜阻擋了油與口腔細胞的接觸,而細菌是裸露的細胞。。。 -禦用文人- ♀ (0 bytes) () 09/21/2013 postreply 20:59:58
• 想了半天,想出一個理由來。口腔的黏膜阻擋了油與口腔細胞的接觸,而細菌是裸露的細胞。。。 -禦用文人- ♀ (0 bytes) () 09/21/2013 postreply 20:59:58
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