Originally: †a fine or smooth-grained sandstone (obsolete). In later use: a sedimentary rock composed of medium-sized particles (commonly defined as…
| 单词 | θ5919 |
| 释义 | the world > the earth > structure of the earth > constituent materials > sediment or alluvium > [noun] > of medium sized particles (1) psammite1882 Originally: †a fine or smooth-grained sandstone (obsolete). In later use: a sedimentary rock composed of medium-sized particles (commonly defined as… |
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