名词
中文翻译：钻机
同义词：
['core drill', "core boring machine例句：1. The core-drilling machine is used to extract core samples from the earth's core.（钻机用于从地球核心提取岩心样本。）"]
例句：
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1. The core-drilling machine is used to extract core samples from the earth's core.
钻机用于从地球核心提取岩心样本。
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2.The core-drilling machine is essential for geologists to study the Earth's interior.
钻机对于地质学家研究地球内部至关重要。
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3. The core-drilling machine was developed to improve the accuracy of drilling operations.
钻机的开发旨在提高钻井作业的准确性。