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n.碎石v.铺碎石；使困惑过去式：graveled/gravelled过去分词：graveled/gravelled现在分词：graveling/gravelling第三人称单数：gravels/gravelsgravel详解释义gravel双解释义gravel英英释义n.(名词)砾石，碎石，沙砾，石子，小卵石【矿】砂砾层【医】尿砂【地】砂石，砾砂砾物质v.(动词)用碎石铺，以砾石铺路...
