swallow-hole

 
[s'w?l??h'??l]     [s'w?l??h'??l]    
  • n. 石灰坑
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swallow-hole的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:

英英釋義

名詞 swallow hole:
  1. a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof

swallow-hole的相關(guān)資料:

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