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它是说的围成正方形，我最先也搞成面积那种了。。。那个stick是一根线。。。罪恶的“form”，可以理解为形成（即组成，围成）。。。In Reply To:第三个sample为什么是yes，不是要组成正方形吗？ Posted by:c0500301036 at 2005-04-07 14:28:01 Followed by:
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