Also, soft contact lenses correct only a limited range of visual problems.

此外，软性隐形眼镜只能矫正有限范围的视力问题。

Fortunately, the common defects occurring in a majority of Down's syndrome children were absent in Paula. She has no intestinal malformations, hearing impairment, or severe visual problems.

幸运的是，宝拉没有出现大多数唐氏综合症儿童的常见缺陷。她没有肠道畸形、听力障碍或严重的视力问题。