Space probes show a body covered with a thick layer of ice.

太空探测器显示了一个覆盖着一层厚厚的冰的物体。

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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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A thin layer of ice formed over the lake.

湖面上凝结了一层薄冰。

《新英汉大辞典》

Methane is the principal component of natural gas, and massive amounts of it are trapped in reservoirs beneath the sea floor and under a layer of the ice-like substance.

FORBES

In a section on water in outer space we learn that there is a lake-size layer of ice on the moon's south pole, that Mars once had rivers, that there is steam in the sun's atmosphere.

FORBES: The Story Of Eau

For dessert, try coconut invasion (coconut layer cake, mango ice cream and warm chocolate sauce).l La Ripaille--605 Hudson St.

FORBES: Fact and Comment