恩将仇报: return kindness with ingratitude [hatred]; bite the hand that feeds one; he repays the kindness that was shown him with ingratitude.; one's generosity was reciprocated with animosity.; qui
不要恩将仇报: a man could not bite the hand that feeds hima man should not bite the hand that feeds him
忘恩负义: devoid of gratitude; be ungrateful and act contrary to justice; be ungrateful and leave one's benefactor in the lurch; be ungrateful and treacherous; be ungrateful to kindness; forget a fa