摘要：
20080517 Today, I have meet a old friend of mine online. We chatted more than one hour by QQ. I felt shamed. In the past, I knew I left a impression of good at mathematics. But my situation now is so ... 阅读全文
posted @ 2008-05-17 23:49 路缘 阅读(154) 评论(0) 推荐(0)
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