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boreholes是什么意思

boreholes

柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    （尤指为了寻找石油或水而在地上凿的）钻孔，井眼
    A borehole is a deep round hole made by a special tool or machine, especially one that is made in the ground when searching for oil or water.