I apologize for coming over unannounced like this.
未經通報擅自闖入，本人抱歉之至。
Having arrived unannounced for supper, we had to take potluck.
由於沒有提前通知我們要來喫晚飯，我們只能喫些家常便飯
He showed up unannounced at her doorstep.
他沒有事先通知就出現在她的門口。
She made an unannounced visit to her friend's house.
她突然造訪了她朋友的家。
The boss made an unannounced inspection of the office.
老闆突然來檢查辦公室。
The celebrity arrived unannounced at the event.
這位名人未經通知就出現在活動現場。
I received an unannounced phone call from an old friend.
我收到一通老朋友的突然電話。
I apologize for coming over unannounced like this.
未經通報擅自闖入，本人抱歉之至。
Having arrived unannounced for supper, we had to take potluck.
由於沒有提前通知我們要來喫晚飯，我們只能喫些家常便飯
He showed up unannounced at her doorstep.
他沒有事先通知就出現在她的門口。
She made an unannounced visit to her friend's house.
她突然造訪了她朋友的家。
The boss made an unannounced inspection of the office.
老闆突然來檢查辦公室。
The celebrity arrived unannounced at the event.
這位名人未經通知就出現在活動現場。
I received an unannounced phone call from an old friend.
我收到一通老朋友的突然電話。
探索常見搜尋詞彙