名词
中文翻译：Unknown
同义词：
['hammer', 'impactor', 'hammering machine']
例句：
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1. The power rammer is used to break through concrete walls.
动力锤用于打破混凝土墙。
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2. The engineer used a power rammer to level the ground.
工程师使用动力锤平整地面。
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3. The power rammer was used to remove the old paint from the wall.
动力锤被用来从墙上去除旧油漆。