Since then, observations from unmanned probes from NASA and other space agencies have confirmed the presence of water in lunar material and water ice on the moon's surface.
此后，来自NASA和其他空间机构的无人卫星的观察证实了月球物质含有水，且月球表面有液态冰。
In the coming weeks, data from the challenging mission will be used to search for signs of water in the lunar material blasted from the surface.
在接下来的数星期，来自这个高挑战性任务的观测数据，将被用来寻找表面被轰出的月球物质是否有水的踪迹。
Sceptic: Boots would only have left their imprint on the lunar surface in moist material.
质疑者：只有在潮湿的表面上，靴子才可能会留下脚印。
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