单词	be meant for
释义	be meant for See mean¹
随便看	optical bank optical bench optical bistability optical brightener optical cavity optical center optical centre optical character reader optical character recognition optical comparator optical dating optical density optical disc optical disk optical double optical drive optical fibre optical fibres optical flat optical glass optical illusion optical illusions optical indicatrix optical isomer optical isomerism 通宿通常通年通式通彻通心粉通情达理通感通才通报 differentialr Differentialrad Differentialrechnung Differentialreduktion Differentialrefraktion Differentialregeler Differentialregelerwirkung Differentialregelung Differentialregelwerk Differentialregler

be meant for