鐫骨銘心 [ㄐㄩㄢ ㄍㄨˇ ㄇㄧㄥˊ ㄒㄧㄣ; juan1 gu3 ming2 xin1] etched in one's bones and heart (idiom); ever-present memory (esp. resentment) ◄ ►