Diplopia is the simultaneous perception of two images of a single object that may be displaced horizontally or vertically in relation to each other. Also called double vision, it is a loss of visual focus under regular conditions, and is often voluntary.
(COPIED FROM GOOGLE LOL)
I have this I *think*, I do not really know ._.
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Stupid Facts
عشوائيFacts that are Stupid. If you don't understand, read a dictionary.