Drilling
01
钻井, 钻孔
the act of drilling a hole in the earth in the hope of producing petroleum
例子
The drilling of the well took several weeks due to the hard rock layers.
由于坚硬的岩层，井的钻探花了几周时间。
The company specializes in drilling for oil in remote regions.
该公司专门在偏远地区进行石油钻探。
