单词 | presbyopia |
释义 | pres·by·o·pi·a (prĕz′bē-ōpē-ə, prĕs′-) n. Inability of the eye to focus sharply on nearby objects, resulting from loss of elasticity of the crystalline lens with advancing age. [New Latin : Greek presbus, old man; see per1 in the Appendix of Indo-European roots + -OPIA.] pres′by·opic (-ŏpĭk, -ōpĭk) adj. |
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