名词
中文翻译：挖掘机
同义词：
['excavator', 'bulldozer']
例句：
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1.The construction crew used a digging machine to level the ground for the new road.
建筑队使用挖掘机平整新路的地面。
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2.The digger was designed to excavate soil and remove rocks from difficult-to-reach locations.
挖掘机被设计用来挖掘土壤和从难以到达的地方移除岩石。
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3. The heavy machinery is essential for clearing large areas of land for farming purposes.
重型机械对于农田耕作来说是必不可少的。