7 Example Sentences Showcasing the Meaning of 'Closed Book'
The old mansion on the hill was a closed book, with its dark history hidden behind locked doors and faded curtains.
The diplomat's true intentions were a closed book, leaving the international community uncertain about the upcoming negotiations.
The complex legal case proved to be a closed book for the jury, struggling to unravel the intricacies of the courtroom drama.
The novel's ending was a closed book until the last chapter, keeping readers in suspense throughout the story.
The detective found the encrypted message to be a closed book until he deciphered the code.
The novel's intricate plot and hidden motives made it a closed book for readers until the final chapters unfolded.
The negotiations between the two countries were a closed book until diplomats unveiled the historic agreement.