noun
ice crust; ice rind; ice shell
Refers to a thin, hard layer of ice formed on a surface, such as on snow, water, or an object. Often used in meteorological or descriptive contexts.
雪の表面に氷殻ができていた。
An ice crust had formed on the surface of the snow.
湖の上に薄い氷殻が張っている。
A thin ice shell covers the lake.