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astigmatic

/,æsti^'mætik/

GRE英语词汇

📖 中文释义

  1. a. 散光的, 矫正散光的
  2. [计] 象散
📘 English Definition（英文释义）
  1. a. of or relating to a defect in the eye or in a lens caused by a deviation from spherical curvature which prevents light rays from meeting at a common focus and so results in distorted images
A 字母词表