Fromaplaneyoucanseethefields,cities,mountainsorrivers...
問題詳情: Fromaplaneyoucanseethefields,cities,mountainsorriversbelow.Ifyougointospace,youseemoreandmoreoftheEarth.Manyman-madesatellites(人造衞星)aresentintospacetolookattheEarth,thestarsandotherplan...