water ice
英 美
water ice could be melted and purified for drinking.
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。
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