retina造句
If a person is short - sighted, images are focused in front of their
retina.
人如果近视的话, 图像就会聚焦在视网膜前方.
The
retina , the inner layer of the globe, consists of two portions.
视网膜是眼球的内层, 包括两部分.
The periphery of the
retina is very sensitive to motion.
视网膜的外围对运动非常敏感.