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  1. optical

    • IPA[ˈɒptɪkl]

    英式

    • adj.
      relating to sight, especially in relation to the action of light;constructed to assist sight
    • n.
      a pair of glasses
    • 釋義
    • 相關詞

    形容詞

    • 1. relating to sight, especially in relation to the action of light optical illusions
    • constructed to assist sight an optical aid
    • relating to the science of optics.
    • 2. operating in or employing the visible part of the electromagnetic spectrum optical telescopes
    • (of a device) requiring electromagnetic radiation for its operation integrated optical circuits

    名詞

    • 1. Indian a pair of glasses he pushed his opticals on to the bridge of his nose
    • n.
      a line passing through the center of curvature of a lens or spherical mirror and parallel to ...

    Oxford American Dictionary

    • n.
      a line passing through the centre of curvature of a lens or spherical mirror and parallel to ...

    Oxford Dictionary

    • n.
      something that deceives the eye by appearing to be other than it is.

    Oxford Dictionary

    • n.
      something that deceives the eye by appearing to be other than it is.

    Oxford American Dictionary

    • n.
      another term for op art

    Oxford American Dictionary

    • n.
      the distance which in a vacuum would contain the same number of wavelengths as the actual path ...

    Oxford Dictionary

    • n.
      the distance of the path that in a vacuum would contain the same number of wavelengths as the ...

    Oxford American Dictionary

    • n.
      the degree to which a refractive medium retards transmitted rays of light.

    Oxford Dictionary

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    • IPA[ˈäptək(ə)l]

    美式

    • adj.
      relating to sight, especially in relation to the physical action of light: optical illusions

    Oxford American Dictionary