| 单词 | unheard of |
| 释义 | unheard of From Longman Dictionary of Contemporary Englishunheard ofunˈheard of, unheard-of adjectiveUNUSUALsomething that is unheard of is so unusual that it has not happened or been known beforeTravel for pleasure was almost unheard of until the 19th century. |
| 随便看 |
|
英语词典包含170365条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。