| 单词 | 砂石 |
| 释义 | 〔gad〕A pointed tool, such as a spike or chisel, used for breaking rock or ore.钢楔：一种如尖铁或凿子等有尖的，用于劈裂岩石或砂石的工具〔aquifer〕An underground bed or layer of earth, gravel, or porous stone that yields water.地下蓄水层，砂石含水层：含有水的泥、砂砾或多孔石的地下河床或地层〔brownstone〕A brownish-red sandstone used as a building material.褐砂石：棕红色砂石，用作建筑材料〔fill〕The material, such as earth or gravel, used for fill.筑堤用的材料：例如土或砂石，用来填充的物质〔fill〕To build up the level of (low-lying land) with material such as earth or gravel.填满：用例如土或砂石等材料加高（低地的）水平〔grit〕A coarse hard sandstone used for making grindstones and millstones.砂石：一种用来做磨石或石磨的粗而硬的砂石 |
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