rough eye

例句：

1. 1. He had a rough eye and couldn't see clearly.
   他眼睛很粗糙，看不清楚。
2. 2.The old man had a rough eye and was often mistaken for a thief.
   这位老人眼睛很粗糙，经常被误认为是小偷。
3. 3.The rough eye of the camera made it difficult to focus on the distant objects.
   相机的粗糙镜头使远处的物体难以聚焦。