短语词组短语pebbly sand 含卵石砂层;含砾砂pebbly conglomerate 中砾砾岩Pebbly Beach 培布利海滩;卵石海滩pebbly structure 砾石构造pebbly landform 石蛋地形pebbly slate 含砾板岩pebbly sandstone 含砾砂岩;卵石砂岩;中砾砂pebbly bottom 卵石底pebbly lichenification 卵石样苔藓样变 返回 pebbly