好象不是滑翔机。当时无风，它转了好几个圈不但不见其下降，离去时还上升许多

来源: 我是干枯的胡杨^_^ 于 2013-12-11 20:54:34 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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