| 单词 | twenty-twenty |
| 分类 | 翻译、意思、用法、释义、英译汉、汉译英、英汉双解词典 |
| 释义 | ˌtwenty-ˈtwenty, 20/20 noun [uncountable] 1 twenty-twenty vision SEEthe ability to see things normally, without needing glasses 极好的视力；正常视力 A pilot must have twenty-twenty vision. 飞行员必须具有极好的视力。2. twenty-twenty hindsight used to say that it is easy to know what you should have done in a situation after it has happened, but you did not know what to do earlier 事后聪明，后见之明Origin twenty-twenty (1800-1900) From normal sight being judged on the ability to read letters at a distance of 20 feetˌtwenty-ˈtwenty nounChineseSyllable |
| 随便看 |
|
英语词典包含340727条英汉在线翻译词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。