unannounced

US [ˌʌnəˈnaʊnst]
UK [.ʌnə'naʊnst]
  • adj.未通知的;未预告的;未打招呼的
  • Web未经宣布的;不预先通知;未宣布的
unannounced
adj.
1.
未通知的;未预告的;未打招呼的happening without anyone being told or warned in advance
She just turned up unannounced on my doorstep.
她未打招呼就来到我家门口了。
an unannounced increase in bus fares
公共汽车票价未经公告的上涨

Sample Sentence

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