酸败

酸败	suān bài	(milk) to turn sour / (meat, fish) to go off
酸	suān	sour / tart / sick at heart / grieved / sore / aching / pedantic / impractical / to make sarcastic remarks about sb / an acid
败	bài	to defeat / to damage / to lose (to an opponent) / to fail / to wither