[] to make a deep hole in the ground using a machine, in order to look for valuable natural substances, especially oil or gas钻探；钻井◆They're drilling for oil off the Irish coast.他们正在爱尔兰沿海钻井探油。▸ˈdrilling
noun
[] ●ˌdrill ˈdown () to go to deeper and deeper levels of an organized set of data on a computer or a website in order to find more and more detail向下钻取（深入计算机数据或网站的更深层次以便找到更多的细节）◆You can view orders by customer and date and then drill down to view individual order details, invoices and payments.你可以按顾客和日期查看订单，然后深入查看每笔订单的细节、发票和付款情况。