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| 1. | In many places surface rocks have been melted, baked by the heat of magma beneath. |
| 地表岩石在许多地方被地下岩浆热量所熔化、所烘烤。 |
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| 2. | Some magma cools beneath the surface after having been injected or intruded into the rocks of the earth's |
| 并非所有的熔融岩石都是在地表冷却的，一些岩浆在侵入地壳岩石中之后，在地表之下冷却成岩。 |
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| 3. | New satellite data indicate that this uplift and subsidence is caused by the movement of magma beneath |
| 卫星的最新数据指出，由于在地表面之下的岩浆运动，导致这片土地隆起和下陷，也可以解释为什么公园北部边缘在持续上突，而喷火山口的南部正在下沉。 |
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