探索地球家园 令人惊叹的NASA地球日壁纸集 地球地平线上的奋进号机械臂 Robot Over the Horizon 壁纸下载
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探索地球家园 令人惊叹的NASA地球日壁纸集 地球地平线上的奋进号机械臂 Robot Over the Horizon 壁纸下载 地球地平线上的奋进号机械臂 Robot Over the Horizon The Space Shuttle Endeavour s robotic arm hovers over Earth s horizon backdropped by a starburst from the Sun This photo was taken during the STS 77 shuttle mission in 1996,
探索地球家园令人惊叹的NASA地球日壁纸集,
风景壁纸