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  1. Oxford American Dictionary

    parabolic reflector

    • n.
      a device that collects and reflects light, sound, radio waves, etc., having the form of a paraboloid of circular cross-section

    • noun: parabolic reflector, plural noun: parabolic reflectors

    • 釋義

    名詞

    • 1. a device that collects and reflects light, sound, radio waves, etc., having the form of a paraboloid of circular cross-section the laser is fired at a parabolic reflector