请科普R5, 谢谢!
所有跟帖:
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大峡谷,南缘-北缘-南缘-北缘-南缘。Rim to Rim to Rim to Rim to Rim. (R5)
-布兰雅-
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10/28/2023 postreply
14:44:20
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前不久,光盐走了R3,用了廿小时。猛子要“跑”
-fuz-
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10/28/2023 postreply
14:52:10