名词
中文翻译：打桩机
同义词：
['crane', 'backhoe', 'bulldozer例句：1. The construction crew used a boom loader to level the ground for the new road.（施工队使用打桩机平整了新路的地面。）']
例句：
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1. The construction crew used a boom loader to level the ground for the new road.
施工队使用打桩机平整了新路的地面。
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2.The boom loader was essential in removing the heavy rocks from the site.
打桩机在移除现场的重石头中起到了关键作用。
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3. The boom loader was used to dig trenches for the pipeline installation.
打桩机被用来为管道安装挖掘沟渠。