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  1. retina

    • IPA[ˈrɛtɪnə]

    英式

    • n.
      a layer at the back of the eyeball that contains cells sensitive to light, which trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.
    • noun: retina, plural noun: retinae

    • 相關詞
    • n.
      a retina that has become separated from the underlying choroid tissue at the back of the eye, ...

    Oxford American Dictionary

    • n.
      a retina that has become separated from the underlying choroid tissue at the back of the eye, ...

    Oxford Dictionary

    • 更多解釋
    • IPA[ˈretənə]

    美式

    • n.
      a layer at the back of the eyeball containing cells that are sensitive to light and that ...

    Oxford American Dictionary