unannounced信息详情
adj.突然的；未经宣布的；未通知的
unannounced treats───未经宣布的待遇
Much to the shock of everyone, Palmer comes unannounced to CTU.───很多反恐组的工作人员大吃一惊，帕默竟然没有打招呼就来到了反恐组。
She just turned up unannounced on my doorstep.───她未打招呼就来到我家门口了。
He had just arrived unannounced from South America.───他刚从南美来，事先也没通知。
My immediate thought was that his wife would probably be furious that he had brought home a young female hitchhiker, unannounced .───我立刻就想到她的妻子可能会很愤怒，因为没有事先说好就载一名年轻的女性回家。
One more song remains unannounced, the companies said in a statement, but did not disclose when it would be revealed.───两家公司在声明中说，仍有一首歌曲没有公布，但没有透露最后一首歌曲的公布时间。
Her curiosity aroused, Mrs. Huber tried to think of a reason for dropping in on me unannounced.───她觉得很好奇，Huber太太想了一个不请自来的理由。
Americans usually like to have advance notice when people come to see them. Only very close friends drop by unannounced.───美国人通常喜欢访客事先通知他们，只有非常亲密的朋友才可以不请自来，尤其当访客要待好几天时更是如此。
Does the company conduct random, unannounced internal audits of this facility's security systems, processes, and procedures?───公司是否进行非定期的未事先通知，对该厂区安全系统、操作工艺和程序进行内部审计？
Reporters who make unannounced visits to the city before video games and found that the door has been closed gaming city.───记者来到曾暗访的电玩城前，发现这些电玩城的大门已经紧闭。
Having arrived unannounced for supper, we had to take potluck.