名词 drill hole:

1. a hole or passage made by a drill; usually made for exploratory purposes

drilln.钻孔机；钻子；反复操练；播种机v.练习；钻孔；(军事)训练Drillhamn.德里勒姆(在澳大利亚；东经 150º00' 南纬 26º10')

1. Using a drill, he bore a hole through the wood.
   他用钻孔机在木头上钻了一个孔。
2. This power tool is used for drilling holes.
   这个电动工具是用来钻孔的。