tufa
英 ['t(j)uːfə]
美['tjʊfə]
- n. [地质] 石灰华；凝灰岩；泉华
- n. (Tufa)人名；(埃塞)图法
英英释义
- 1. a soft porous rock consisting of calcium carbonate deposited from springs rich in lime
- 2. hard volcanic rock composed of compacted volcanic ash
实用场景例句
- 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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双语例句
- 1. 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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英文词源
- tufa (n.)
- type of porous rock, 1770, from Italian tufa "tufa, porous rock," probably from Latin tufus, tophus "loose, porous volcanic rock," said to be an Oscan-Umbrian loan-word. Related: Tufaceous.