lusterKK [ˋlʌstɚ] /ˈlʌstɚ/發音名詞1光澤、光亮The pearls had lost their luster after years in a drawer.這些珍珠在抽屜裡放了多年,已經失去光澤。2光彩、風采、榮耀The scandal took some of the luster off his long career.這樁醜聞讓他長年累積的聲譽失色不少。