7 Example Sentences Showcasing the Meaning of 'Closed Book'
The ancient manuscript, covered in cryptic symbols and unknown languages, remained a closed book to modern scholars.
Despite countless attempts, the alien technology was a closed book to Earth scientists, leaving them puzzled and intrigued.
The intricate plot of the mystery novel made it a closed book until the final chapter revealed the surprising twist.
The concept of time dilation in physics remains a closed book for many, even with extensive research and study.
The encrypted message proved to be a closed book for the codebreakers, requiring exceptional skills to decipher its meaning.
Trying to comprehend the complexities of quantum mechanics can make even advanced students feel like they are facing a closed book.
The intricacies of the legal system can be a closed book for those without a background in law, making it challenging to navigate.