A tiny electronic pad is placed onto the retina of one eye, so that the electrodes are in direct contact with the ganglion cells.
一个微小的电子衬垫被放置在单侧眼睛的视网膜上，这样电极就可以与神经节细胞直接接触了。
Letter keys on the touch pad also allow you to use this electronic marvel as a computer or word processor.
触板上的字母键更可以让您随意掌控这个神奇的电子产品，无论是电脑功能还是文字处理功能，它都能游刃有余。
Letter keys on the touch pad also allow you to use this electronic marvel as a computer or word processor.
触板上的字母键更可以让您随意掌控这个神奇的电子产品，无论是电脑功能还是文字处理功能，它都能游刃有余。
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