presbyopia
noun /ˌprezbiˈəʊpiə/
/ˌprezbiˈəʊpiə/
[uncountable] (medical- the condition, that is usually found in older people, when somebody is not able to see clearly objects that are close
老视;老花眼 词源late 18th cent.: modern Latin, from Greek presbus ‘old man’ + ōps, ōp- ‘eye’.