Right, At some point the wolf will turn around to take a shorter

来源: dr_yin 于 2015-07-13 21:07:10 [档案] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

回答: 小兔1/4 r 处转方向时，大灰狼不转向么？：）由 Rock.rose 于 2015-07-13 20:29:49

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