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swallow hole

/ˈswɒləʊ həʊl/

翻译: 地面上的天然洼地或孔洞,地表水由此流入地下通道,常见于石灰岩地区。又称落水洞或漏斗。

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phrase

/ˈswɒləʊ həʊl/C1formalscientific
  • zh地面上的天然洼地或孔洞,地表水由此流入地下通道,常见于石灰岩地区。又称落水洞或漏斗。

A natural depression or hole in the ground where surface water drains into an underground passage, often found in limestone areas.

  1. Geological depressionC1formal

    A natural depression or hole in the ground caused by the collapse of a surface layer, often found in limestone areas where water dissolves the rock.

    zh喀斯特漏斗

    • The hikers discovered a swallow hole in the middle of the forest.
    • Swallow holes are common in karst landscapes.
    • The swallow hole was formed by centuries of water erosion.