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re·flec·tiv·i·ty AHD[rē'flĕk-tĭvʹĭ-tē] D.J.[ˌriːflekˈtɪvɪtiː]K.K.[ˌriflɛkˈtɪvɪti]n.（名词）pl. re.flec.tiv.i.ties 【复数】- The quality of being reflective.反射的性质
- The ability to reflect.反射的能力
- Physics The ratio of the intensity of a wave reflected from a surface to the energy possessed by the wave striking the surface.【物理学】 反射比：从表面上反射回的波的强度与射到表面上的波所含能量的比率
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