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来源:雅诚德英语网
Earth based radar observations hint at possible water ice in the pole craters, possible only because of permanent shadow.
地球上的雷达观测暗示,在极陨石坑可能的水冰,不仅是因为永久阴影可能。
Earth based radar observations hint at possible water ice in the pole craters, possible only because of permanent shadow.
地球上的雷达观测暗示,在极陨石坑可能的水冰,不仅是因为永久阴影可能。