送交者: 008 于 2007-09-13, 15:15:31:

回答: Think again. 由 赤城 于 2007-09-13, 15:11:03:

• Congratulations! The same conclusion reached by Richard Feynman years ago. (无内容) - 赤城 (0 bytes) 2007-09-13, 15:20:25 (170280)

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