| 释义 |
20/20
twen·ty-twen·ty or 20/20 (twĕn′tē-twĕn′tē, twŭn′tē-twŭn′tē)adj. Having normal visual acuity.
[From a method of testing vision by reading charts at a distance of 20 feet.]Thesaurus| Noun | 1.20/20 - normal visual acuity, as measured by the ability to read charts at a distance of 20 feettwenty-twentyacuity, sharp-sightedness, visual acuity - sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart) |
20/20
Synonyms for 20/20noun normal visual acuity, as measured by the ability to read charts at a distance of 20 feetSynonymsRelated Words- acuity
- sharp-sightedness
- visual acuity
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