名词
中文翻译：Unknown
同义词：
['roll stone', 'roll the stones']
例句：
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1. The stone roller was used to smooth the surface of the road.
滚石机用来平整道路表面。
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2. The stone roller was used to smooth the surface of the road.
滚石机用来平整道路表面。
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3. The stone roller was used to smooth the surface of the road.
滚石机用来平整道路表面。