| 单词 | calcium carbonate |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔aragonite〕An orthorhombic mineral form of crystalline calcium carbonate, dimorphous with calcite.霰石，文石：结晶富钙碳化物的一种正交晶矿物，具有方解石的两种晶态美国传统〔calc-tufa〕Calcareous tufa, a porous or spongy deposit of calcium carbonate found in calcareous mineral springs.多孔状凝灰岩：石灰质的凝灰岩，碳酸钙多孔或有吸收性的沉淀物，出现在石灰性矿物泉中美国传统〔calcareous〕Composed of, containing, or characteristic of calcium carbonate, calcium, or limestone; chalky.碳酸钙的：由碳酸钙、钙或石灰石组成的、包含此类物质的或具有其性质的；白垩的美国传统〔calciferous〕Of, forming, or containing calcium or calcium carbonate.含碳酸钙的：属于、形成于或包含钙或碳酸钙的美国传统〔calcification〕Impregnation with calcium or calcium salts, as with calcium carbonate.钙化：掺入钙或钙盐，如用碳酸钙美国传统〔cystolith〕Botany A mineral concretion, usually of calcium carbonate, occurring in the epidermal cells of certain plants, such as figs.【植物学】 钟乳体：一种矿石凝结物，通常为碳酸钙，在某些植物的表皮细胞中产生，如无花果美国传统〔dripstone〕Calcium carbonate in the form of stalactites or stalagmites.钟乳石：形成乳石或石笋的碳酸钙美国传统〔flowstone〕A layered deposit of calcium carbonate on rock where water has flowed or dripped, as on the walls of a cave.流石：薄层水流或水滴在岩石上的沉淀层，如在墙上或穴内的沉淀美国传统〔limekiln〕A furnace used to reduce naturally occurring forms of calcium carbonate to lime.石灰窑：把石灰石加以还原的炉美国传统〔pedocal〕A soil of semiarid and arid regions that is rich in calcium carbonate and lime.钙层土：半干燥和干燥地区含丰富碳酸钙和氧化钙的土壤美国传统〔statolith〕A small, movable concretion of calcium carbonate found in statocysts; an otolith.平衡器内的含钙体：平衡器内小而能运动的碳钙固态物；耳石美国传统〔tartar〕Dentistry A hard, yellowish deposit on the teeth, consisting of organic secretions and food particles deposited in various salts, such as calcium carbonate.【牙科学】 牙垢，牙结石：一种牙齿上的坚硬的浅黄色沉淀物，包含有机分泌物和各种以盐（如，碳酸钙）的形式沉淀下来的食物微粒美国传统〔travertine〕A compact calcium carbonate used as a facing material in construction.钙华：一种在建筑中用作饰面的压缩碳酸钙美国传统Fur consists mainly of calcium carbonate.水垢的主要成分是碳酸钙。剑桥国际Scale consists mainly of calcium carbonate.水垢主要是由碳酸钙组成的。剑桥国际 |
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