名词短语
中文翻译：草皮钻探同义词
同义词：
['grass drill', 'grass drilling', 'grass drilling operation例句：1. The hillock drill is a method of extractingoil from the ground.（草皮钻探是一种从地面提取石油的方法。）']
例句：
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1. The hillock drill is a method of extractingoil from the ground.
草皮钻探是一种从地面提取石油的方法。
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2. They used touse a hillock drill to test thesoil before planting trees.
他们过去使用草皮钻探来测试土壤，以便种植树木。
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3. The hillock drill was a controversialtool in the early days of oil exploration.
草皮钻探是早期石油勘探中一个有争议的工具。