| 释义 |
twenty-twenty vision
ˌtwenty-ˌtwenty ˈvision /ˌtwen.tiˌtwen.tiˈvɪʒ.ən/ aep /-t̬iˌtwen.t̬i-/ noun [U] (ALSO 20/20 vision)
► F0 perfect sight, especially as measured by a standard test: » The optician told me I had twenty-twenty vision.Thesaurus+: ↑Eyesight, glasses and lenses , ↑Using the eyes , ↑The eye and surrounding area , ↑Optics, microscopy and lasers |