tufa

英[\'tju:fə]
美[\'tjufə]

基本释义

n.
泉华,石灰华

实用例句

Spires of limestone tufa rise from the shores of California's Mono Lake.

图为石灰石泉华柱耸立在加利福尼亚的莫诺湖之滨.

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英英释义

Noun
  • 1. a soft porous rock consisting of calcium carbonate deposited from springs rich in lime

  • 2. hard volcanic rock composed of compacted volcanic ash

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