As you know, not everyone has perfect vision.

正如你所知道的，不是每个人都有完美的视力。

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Some people report perfect vision immediately afterward.

有些人介绍，手术后视力立即完全恢复。

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Then the little mermaid, who was very anxious to see whether she was really beautiful, was obliged to acknowledge that she had never seen a more perfect vision of beauty.

小人鱼迫切地想要看看她的美貌。她不得不承认她的美了，她从来没有看见过比这更美的形体。

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Just as it is only genetically fit peacocks that can grow symmetrical tails with perfectly repeated eyespots, only genetically fit artists, with good muscular co-ordination and perfect vision, can produce accurate repetitions of complex, symmetrical motifs.

ECONOMIST: Come up and see my etchings

Some of the success came from a series of acquistions: Argentinian eye product maker Waicon in December 2011, opthamolagy laser maker Technolas Perfect Vision in November 2012, and ISTA Pharmaceuticals, a maker of eye drugs, in March 2012.

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Then when PlayStation 4 came around this presented the perfect platform for our original vision and that focus on racing clubs.

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