衝擊鑽

impact drill / hammer drill

thoroughfare / to go straight ahead / to rush / to clash

powerful / vigorous / pungent / towards / in view of

to attack / to batter / (of waves) to pound against / shock / impact

to hit / to strike / to break / Taiwan pr. [ji2]

to drill / to bore / to get into / to make one's way into / to enter (a hole) / to thread one's way through / to study intensively / to dig into / to curry favor for personal gain

an auger / diamond