| 单词 | know-all |
| 释义 | know-all From Longman Dictionary of Contemporary Englishknow-allˈknow-all noun [countable] British English informalINTELLIGENTsomeone who behaves as if they know everything – used to show disapproval SYN know-it-all American English |
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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。