重点在于矫正视力缺陷，例如近视，远视，老花眼和角膜曲率。

The focus is on the correction of vision defects such as myopia, hyperopia, presbyopia, and corneal curvature.

youdao

重点在于矫正视力缺陷，例如近视，远视，老花眼和角膜曲率。

The focus is on the correction of vision defects such as myopia, hyperopia, presbyopia, and corneal curvature.

youdao