caldera subsidence
常見例句
- As at many caldera systems around the world, small earthquakes, ground uplift and subsidence, and gas releases at Yellowstone are commonplace events and do not reflect impending eruptions.
截至世界各地的許多火山口系統(tǒng)，小地震，地面隆起和下陷，并在黃石氣體排放是司空見慣的事件，并不反映即將爆發(fā)。
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