环绕头顶的卫星已用摄像头扫描过该弹坑所在盆地中分布的岩石。
The rocks scattered around the basin of the Endeavour crater have been scanned by cameras aboard orbiters hurtling overhead.
这个20英尺射电望远镜阵列，分布在几英亩的区域上。 它们并不向太空发射信号，而是扫描宇宙搜寻地外的信号源。
The array's 20-foot-wide telescopes, spread across several acres, don't send messages into space but scan the cosmos for signals of extraterrestrial origin.
会打开如图9所示的“分布式扫描根目录”页面。
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