| 单词 | 石笋 |
| 释义 | 〔travertine〕A light-colored porous calcite, CaCO3, deposited from solution in ground or surface waters and forming, among other deposits, stalactites and stalagmites. 石灰华：一种淡色的多孔方解石，分子式为CaCo3，溶解储存于地下或地表水中。它还形成钟乳石和石笋，这也是它的另外一种存在方式 〔dripstone〕Calcium carbonate in the form of stalactites or stalagmites.钟乳石：形成乳石或石笋的碳酸钙〔stalagmite〕A conical mineral deposit, usually calcite or aragonite, built up on the floor of a cavern, formed from the dripping of mineral-rich water.石笋：一种锥状矿物沉积，通常为钙或霰石，由含矿物丰富的水下滴而在洞穴的地上形成 |
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