Antarctica has a huge thick ice crust and underneath there is this liquid lake.

南极有着厚重的冰盖，下面是液态的湖。

For his research, he collects data that include wind speed, solar radiation, and the reflective properties of the ice crust.

他的研究中，他收集了包括风速、太阳辐射以及冰壳的反射特性在内的数据。

A thin coat of ice crusted the puddles in the streets, and it was said on the day after Christmas that only ten miles to the north there was a light fall of snow.

街道上的水坑结了一层薄薄的冰， 据说在圣诞节后的第二天， 以北仅十英里处就下了小雪。