切中要害

to hit the nail on the head (idiom)

to hit the target where it hurts (idiom); fig. to hit home; to hit the nail on the head (in an argument)

to hit home on the evils of the day (idiom); fig. to hit a current political target; to hit the nub of the matter

to hit the target (esp. in argument); to strike home

lit. to draw blood on the first prick (idiom); fig. to hit the nail on the head

to hit the target with a single shot; to say something spot on (idiom)