9 Example Sentences Showcasing the Meaning of 'Closed Book'
The ancient artifact's purpose remained a closed book to archaeologists, leaving them puzzled and intrigued.
The chef's secret recipe for the signature dish was a closed book, guarded with utmost confidentiality.
Despite extensive research, the origins of the ancient language proved to be a closed book to linguists, leaving them with unanswered questions.
The ancient manuscript, covered in cryptic symbols and unknown languages, remained a closed book to modern scholars.
The concept of time dilation in physics remains a closed book for many, even with extensive research and study.
The intricacies of the legal system can be a closed book for those without a background in law, making it challenging to navigate.
The sophisticated computer programming language appeared as a closed book to those with only basic coding knowledge.
Understanding the complex computer programming language was a closed book for the non-tech-savvy individual.
The encrypted message was akin to a closed book, challenging cryptographers to unravel its hidden meaning.