动词短语
中文翻译：铺设碎石
同义词：
['lay gravel', 'lay stones']
例句：
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1. The construction crew was busy laying the foundation for the new building.
建筑工人忙于为新大楼铺设地基。
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2. The path is lined with smooth stones that have been carefully laid down.
这条小径两旁整齐地摆放着光滑的石头。
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3. The old road was resurfaced with a layer of fresh gravel to improve its condition.
老路被一层新鲜的砾石重新铺设，以改善其状况。