单词	同事的人
释义	同COLLEAGUE
随便看	optical refraction optical refractive index optical refractive index sensor optical refractometry and reflectometry optical refrigeration optical regeneration optical region optical registration optical relay optical relays optical relief model optical remote sensing optical remote sensor optical repeater optical repeater power optical resin optical resolution optical resolving power optical resonance optical resonance cavity optical resonator optical resonator mode optical response optical restoration optical retardation