角膜

English: Cornea

中文： 眼球最前端的透明屈光组织，表层神经密集。干燥、微小擦伤或异物触碰时，常表现为锐痛、畏光；眼科可用荧光素染色评估表层完整性。

English: Clear front window of the eye, densely innervated. Dryness, micro-abrasion, or a foreign body often causes sharp pain or light sensitivity; fluorescein stain checks the surface.