英语词汇“twenty-twenty”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	twenty-twenty
释义	twenty-twenty adjective twen·ty-twen·ty ˈtwen-tē ˈtwən- variants or 20/20 1 of the human eye : meeting a standard of normal visual acuity twenty-twenty vision 2 : marked by facilely accurate discernment, judgment, or assessment hindsight is twenty-twenty Word History Etymology from the testing of vision by reading letters at a distance of 20 feet First Known Use 1875, in the meaning defined at sense 1 Medical Definition twenty-twenty adjective twen·ty-twen·ty variants or 20/20 ˌtwent-ē-ˈtwent-ē : having the normal visual acuity of the human eye that according to one common scale can distinguish at a distance of 20 feet characters one-third inch in diameter twenty-twenty vision
随便看	electrophorusses electrophotographic electrophotographies electrophotography electrophysiologic electrophysiological electrophysiologically electrophysiologies electrophysiologist electrophysiologists electrophysiology electropism electroplate electroplated electroplater electroplates electroplating electroplatings electroplax electropneumatic electropneumatically electropolish electroporation electropositive electroprecipitation

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twenty-twenty