fibrous tunic of eyeball

例句：

1. 1.The fibrous tunic of the eyeball is essential for maintaining good vision.
   眼球的纤维膜对于保持良好的视力至关重要。
2. 2.During surgery, the surgeon carefully removes the fibrous tunic of the eyeball to prevent infection.
   在手术过程中，外科医生会小心地去除眼球的纤维膜以防止感染。
3. 3. The fibrous tunic of the eyeball plays a crucial role in protecting the retina from damage.
   眼球的纤维膜在保护视网膜免受损伤方面起着至关重要的作用。