Y: Well, like glasses, contact lenses work by bending light rays just the right amount to make the object come into focus on the retina at the back of the eye.

 
  • Y:好吧,和玻璃眼镜一样,隐形眼镜也是通过把适量折射光线来将物体聚焦到眼睛后面的视网膜。
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