名词
中文翻译：地面运动
同义词：
['seismic motion', 'seismic wave', 'seismic event']
例句：
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1. The earthquake caused ground-motion and shook the buildings.
地震导致地面震动，使建筑物摇晃。
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2. The scientists were studying the ground-motion of the earthquake.
科学家们正在研究地震的地面震动。
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3. The seismometer was used to measure the ground-motion during the earthquake.
地震仪被用来测量地震期间的地面震动。