名词
中文翻译：Unknown
同义词：
['pebble', 'cobblestone', 'gravel例句：1. The path was covered with pebbles and stones.（小径上铺满了鹅卵石和碎石。）']
例句：
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1. The path was covered with pebbles and stones.
小径上铺满了鹅卵石和碎石。
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2.The old house had been rebuilt with new pebbles.
老房子被重新用新的鹅卵石重建了。
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3.The river flows over smooth pebbles.
河流在平滑的鹅卵石上流淌。