zuān​kǒng

drill

钻孔 (鑽孔) zuān​kǒng
drill verb
to bore a hole into a material using a tool

Workers are drilling holes in the wall to install the brackets.

borehole noun
a hole that has been produced by drilling

We need to measure the depth of this borehole.

Frequency

Movie subtitles
1.46 per million appears in 1% of films
Written text
2.08 per million

Sources

Definitions
CC-CEDICT