Earthquake is a shaking of the ground caused by the sudden breaking and the shifting of large sections of the earth’s rocky oute

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问题 Earthquake is a shaking of the ground caused by the sudden breaking and the shifting of large sections of the earth’s rocky outer shell.

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答案地震是地壳岩层大规模的猛烈破裂和移动所导致的地面晃动。

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