| 单词 | not know your arse from your elbow |
| 释义 | not know your arse from your elbow not know your arse from your elbow OFFENSIVE ► F0 to be stupid and unable to understand very simple thingsThesaurus+: ↑Unaware |
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英语词典包含67674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。