名词
中文翻译：钻孔壁
同义词：
['drilling sled', 'drilling trench']
例句：
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1.The engineer carefully bore a hole in the rock to access the underground water source.
工程师小心地在岩石中钻了一个洞，以便访问地下水源。
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2. The construction crew had to dig a deep borehole to reach the mineral deposit.
施工队不得不挖一个很深的钻孔以到达矿藏。
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3.The drilling sled was used to remove the boulder from the roadway.
使用钻橇来从道路中移走大石头。