lusterKK [ˋlʌstɚ] /ˈlʌstɚ/发音名词1光泽、光亮The pearls had lost their luster after years in a drawer.这些珍珠在抽屉里放了多年,已经失去光泽。2光彩、风采、荣耀The scandal took some of the luster off his long career.这桩丑闻让他长年累积的声誉失色不少。用这个字练口说→