镂心刻骨: inscribe a debt of gratitude on one's mind [in one's heart]
媚: Ⅰ动词(有意讨人喜欢; 巴结) flatter; toady to; fawn on; curry favour with; get into the good graces of sb.: 谄媚 flatter; 狐媚 seduce by attractive looks; 媚世 court favour of the publicⅡ形容词(美好; 可爱) pleasin