地壳

1. 地垒位于两个断层之间的地壳部分，其地势高于周围的土地
   A mass of the earth's crust that lies between two faults and is higher than the surrounding land.
2. 地震由于地质断层积聚的压力被释放或由于火山活动引起的地壳的突然变动
   A sudden movement of the earth's crust caused by the release of stress accumulated along geologic faults or by volcanic activity.
3. 地况，地质情况某一地区地壳的结构
   The structure of a specific region of the earth's crust.
4. 地幔位于地壳和地核之间的地层
   The layer of the earth between the crust and the core.

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