| 单词 | be on your best behaviour |
| 释义 | be on your best behaviour be on your best behaviour ► F0 to behave extremely well and be very polite on a particular occasion: » I'd just met his parents for the first time so I was on my best behaviour.Thesaurus+: ↑Behaving well |
| 随便看 |
|
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。