Astigmatism: distorted vision resulting from an irregularly curved cornea, the clear covering of the eyeball.

散光：因角膜(覆盖眼球的一层透明膜)不规则弯曲而引起的影象变形。

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Astigmatism: distorted vision resulting from an irregularly curved cornea, the clear covering of the eyeball.

散光：因角膜(覆盖眼球的一层透明膜)不规则弯曲而引起的影象变形。

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