“flagstone”的概念、定义、翻译、参考文献-科学参考

单词	flagstone
释义	flagstone [`flag´stōn] ^GEOLOGY 1. A hard, thin-bedded sandstone, firm shale, or other rock that splits easily along bedding planes or joints into flat slabs. 2. A piece of flagstone used for making pavement or covering the side of a house.
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