crust
英[krʌst]美[krʌst]
n.
1.[C,U]面包皮
2.[C,usually sing.]糕饼（尤指馅饼）酥皮
3.[C,U]（尤指软物或液体上面，周围的）硬层，硬表面
4.【地质学】地壳
5.【医学】痂，痂皮
6.【俚】老面皮；厚颜无耻
1.[C,U]面包皮
2.[C,usually sing.]糕饼（尤指馅饼）酥皮
3.[C,U]（尤指软物或液体上面，周围的）硬层，硬表面
4.【地质学】地壳
5.【医学】痂，痂皮
6.【俚】老面皮；厚颜无耻
形容词：crust'less
| 同： |
- Equilibrium in the earth's crust such that the forces tending to elevate land masses balance the forces tending to depress land masses.
地壳均衡地壳的均衡，以使趋向于抬高大陆的力与趋向于降低大陆的力保持平衡。收藏 - Stratigraphy studies the sequence of the rocks in the earth's crust.
地层学研究地壳中岩石的层序。收藏 - The crust can be divided into two types, oceanic and continental.
地壳可以被分成两类:海洋性的和大陆性的。收藏 - 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。收藏 - With the pressure of movements in the earth’s crust and the heat this pressure caused, these layers were converted into petroleum.
由于地壳运动的挤压和由此产生的热量的共同作用，这些矿泥层就变成了石油。收藏
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