名词
中文翻译：洞穴坍塌
同义词：
['cave collapse', 'cave in', 'cave in on例句：1. The cave collapsed due to heavy rains.（由于大雨，洞穴坍塌了。）2. The cave is collapsing due to the pressure of the water.（由于水的压力，洞穴正在坍塌。）']
例句：
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1. The cave collapsed due to heavy rains.
由于大雨，洞穴坍塌了。
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2. The cave is collapsing due to the pressure of the water.
由于水的压力，洞穴正在坍塌。
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3. The cave collapse was caused by a sudden earthquake.
洞穴坍塌是由一次地震引起的。