calcium carbonate
noun
mass noun
1- a white insoluble solid occurring naturally as chalk, limestone, marble, and calcite, and forming mollusc shells and stony corals碳酸钙。
1.1
- Chem. formula: CaCO3.化学分子式：CaCO3.
| 单词 | calcium carbonate |
| 释义 | calcium carbonatenoun mass noun 1
1.1
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