结冰的水可以融化后净化以供饮用。
Besides, there's other things worth investigating, like, is there water ice on the moon?此外还有其他值得研究的事情,比如月球上有水冰吗?
Geologists think that this fluidized ejecta crater indicates that a layer of permafrost, or water ice, lies just a few meters under the surface.地质学家认为,这个具有流体化喷出物的陨石坑表明,在地表下几米深处有一层永久冻土层或水冰。