1。SY是健康的
2。SY是无害的
3。SY是科学的
4。SY是道德的
5。SY使古猿的上肢解放出来，从而直立行走，迈上了从猿到人的第一步。。。。。
Created By: sb123
Form Page: SY
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on Tuesday, May 30th, 2006 at 3:28 pm and is filed under 自娱自乐.
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