a chemical compound that occurs naturally in bones and shells and as chalk, marble, limestone, etc, and is used industrially in cement, fertilizers, and animal feed: formula CaCO3
| 单词 | calcium carbonate |
| 释义 | calcium carbonatenouna chemical compound that occurs naturally in bones and shells and as chalk, marble, limestone, etc, and is used industrially in cement, fertilizers, and animal feed: formula CaCO3 |
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