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![Cave - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_47.jpeg)
Cave - Wikipedia, the free encyclopedia
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日期:2024-07-10
A cave or cavern is a hollow place in the ground,[1][2] especially natural underground space large enough for a human to enter. Caves form naturally by the weathering of rock and often extend deep underground. The word "cave" can also refer to much smalle...看更多