ametropia

例句：

1. 1.She had to wear glasses to see clearly.
   她不得不戴眼镜才能看得清楚。
2. 2. Myopia is a common problem among teenagers.
   青少年中，近视是一种常见的问题。
3. 3. As she grew older, her vision gradually improved.
   随着年龄的增长，她的视力逐渐改善。