名词
中文翻译：钻孔
同义词：
['drilling hole', 'drilled hole']
例句：
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1.The engineer drilled a borehole in the rock to access the water source.
工程师在岩石中钻了一个钻孔以获取水源。
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2.The drilling company has been working on developing new drilling techniques.
钻探公司一直在开发新的钻探技术。
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3.The borehole was filled with water and oil, indicating that there was an underground reservoir.
钻孔被水和油填满，表明地下有储油层。