unofficial

US [ˌʌnəˈfɪʃ(ə)l]
UK [.ʌnə'fɪʃ(ə)l]
  • adj.未经正式批准的;非官方的;非正式的;非公事的
  • Web非正式的讨论;非官式;非公式
Unofficial
adj.
1.
未经正式批准的;非官方的;非正式的that does not have permission or approval from sb in authority
an unofficial agreement/strike
未经批准的协议╱罢工
Unofficial estimates put the figure at over two million.
非官方的估计数字为 200 万以上。
2.
非公事的;私事的;私人的that is not part of sb's official business
The former president paid an unofficial visit to China.
前总统到中国进行了私人访问。

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard