磨刀霍霍

lit. to sharpen one's sword (idiom) / fig. to prepare to attack / to be getting ready for battle

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

to hone (a knife)

knife / blade / single-edged sword / cutlass / CL:把[ba3] / (slang) dollar (loanword) / classifier for sets of one hundred sheets (of paper) / classifier for knife cuts or stabs

surname Huo

suddenly