名词
中文翻译：Unknown
同义词：
['ground concrete', 'subgrade concrete', 'soil-cement mixture']
例句：
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1. The engineer used a special mix of earth and concrete to reinforce the foundation.
工程师使用一种特殊的混合材料来加固地基。
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2. The construction crew was working on a project that involved pouring ground concrete into the pit.
施工队正在一个项目中工作，该项目涉及将地基混凝土倒入坑中。
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3. The construction site was covered in a layer of soil-cement mixture, which would be used as a base for thenext phase of the project.
施工现场覆盖着一层土壤与水泥混合物，这将被用作项目下一阶段的基础。