His face and eyelashes were crusted with frozen spray, and there were four inches of solid ice on his hat . 他的脸和睫毛都凝上了一层冰冻的海水，他的帽子上有四寸厚的硬邦邦的冰。
When rain falls, the loess particles on the surface layer swell and form a crust that is almost impermeable to water . 降雨时，表层的黄土粒就发生膨胀并形成一层几乎是不透水的表皮。
Near the curb of the crowded sidewalk, pigeons were tossing around a bread crust that someone had dropped or thrown them . 在拥挤的人行道转弯处；有一群鸽子围着一片什么人丢下的面包皮乱转。
Evidently, the sulfates normally in seawater are converted to hydrogen sulfide as the water passes through the warm crust . 显而易见，平常含于海水的硫酸盐在海水通过暖地壳时转变成了硫化氢。
Owing to the difficulty of sampling beneath the deep oceans, the composition of the oceanic crust is not known with complete certainty . 由于在深海底下取样困难，海洋地壳的组成就不完全确知。
The deformations at the surface of the crust after rainfalls have close relations to the occurrence of shallow shocks in the upper crust . 雨后地壳表面的形变与地壳上部发生的浅源地震密切相关。
They analyzed their samples for lead, sodium, copper and found that some of the ratios were close to the values found for the earth's crust . 他们分析了样品中铅、钠、铜，发现某些比率接近于地球外壳中的值。
Most of the energy sources used in our current technology are the fossil fuels that have been stored in the earth's crust for many centuries . 当代技术领域所使用的大部分能源是已经贮存在地壳内许多世纪的矿物燃料。
Indeed, in the discovery of this sympathetic "woman writing", hearst broke through the crust into the thing he was after . 确实，这种引起同情心的“妇女作品”的发展，使赫斯特冲破了原有的束缚而找到了他追求的东西。
