名词中文翻译
中文翻译：准备的碎石
同义词：
['prepared sand', 'prepared soil']
例句：
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1.The road was lined with prepared gravel for drainage.
这条道路两旁铺设了准备的碎石，用于排水。
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2. The construction crew had to remove the prepared gravel before starting work.
施工队伍在开始工作前必须清除准备的碎石。
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3. The engineer used prepared gravel as a base layer for the new road.
工程师将准备的碎石作为新道路的基础层。