After age 50, an exam every two years is recommended to search for, among other things, signs of age-related macular degeneration, a leading cause of blindness in older people.
2
白内障或眼睛的晶状体浑浊是老年人失明的主要原因。
Cataracts, or a clouding of the lens of the eye, are a leading cause of visual loss among the elderly.
3
青年人的眼睛里燃烧着火焰,老年人的眼睛里放射出光芒。——韦尔连。
Young people in the eyes of the burning flame, the elderly eyes emit light.