视力

例句：

1. 1. She needs to wear glassesto improve her vision.
   她需要戴眼镜来改善视力。
2. 2. The doctor advised him tohave regular eye check-ups to maintaingood vision.
   医生建议他定期做眼睛检查以保持良好视力。
3. 3. Hewas able to see thedistant mountain clearly because of hisgood eyesight.
   由于良好的视力，他能够清楚地看到远处的山峦。