Psychologists of the Gestalt school maintain that objects are recognized as wholes in a parallel procedure: the internal representation is matched with the retinal image in a single operation.

格式塔学派的心理学家认为，物体是在一个平行的过程中被识别为整体的：在一个单一的操作中，内部表征与视网膜图像匹配。

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These early plants probably used something called retinal, which is a dark purple color.

这些早期的植物可能使用了一种叫做视黄醛的东西，它是一种深紫色的分子。

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This allows diagnoses to be made in seconds so patients will know before they leave the doctor’s office if they have no eye disease or if they need to follow up with a retinal specialist.

这就允许在很短时间内进行诊断，那么病人将在他们离开医生办公室之前就知道他们没有眼睛疾病或者他们需要与视网膜专家做进一步治疗。

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In 1991, when Second Sight's Dr. Greenberg was still in medical training at Johns Hopkins University, he watched a retinal surgeon perform a procedure where he placed a wire in a patient's eye and ran a bit of electrical current through it, and the patient saw a spot of light.

WSJ: FDA Approves Bionic Eye

At a recent conference I attended with my wife, who is a retinal surgeon, I witnessed a debate over two treatments for macular degeneration that illustrates the problems.

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With a number of academic collaborators, they fashioned an early retinal implant from a cochlear implant for the ear with 16 electrodes, each of which stimulated a small area of the retina.

WSJ: FDA Approves Bionic Eye