英语词汇“visual acuity”是什么意思，“visual acuity”的读音、用法及例句翻译-烛光网

词汇	visual acuity
释义	visual acuityn.（名词） Sharpness of vision, especially as tested with a Snellen chart. Normal visual acuity based on the Snellen chart is 20/20.视敏度：视觉的敏锐程度，尤指经斯纳仑氏图表所测结果。在斯纳仑氏图表上测得的一般的视觉敏锐度为20/20
随便看	speechifying speeching speechless speechmaker speech pathology speech therapy speechwriter speed speedball speedboat speedboating speed brake speed bump speed chess speeded speeder speeders speed freak speedier speediest speeding speeding speedings speed limit speed metal

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