di.chro.ism
n.Chemistry （名词）【化学】 The property possessed by some solutions of showing different colors at different concentrations.二向色性：某些晶体在沿不同轴观看时，而呈现两种不同的颜色的性质The property possessed by some crystals of exhibiting two different colors when viewed along different axes.双色性：某些溶液由于浓度不同而呈现不同颜色的性质
