目力

例句：

1. 1. He has a good vision for thefuture.
   他有很好的未来视野。
2. 2. Sheneeds to improve her visionto see better.
   她需要改善视力才能看得更清楚。
3. 3. The oldman had poor vision and could barely seethe road.
   那位老人视力不好，几乎看不见路。