磨穿鐵硯

to grind one's way through an ink stone / to persevere in a difficult task (idiom) / to study diligently (idiom)

to wear / to put on / to dress / to bore through / to pierce / to perforate / to penetrate / to pass through / to thread

to rub / to grind / to polish / to sharpen / to wear down / to die out / to waste time / to pester / to insist

grindstone / to grind / to turn round

surname Tie

iron (metal) / arms / weapons / hard / strong / violent / unshakeable / determined / close / tight (slang)

ink-stone