close the book on something

成語所屬單字book

close the book on something — 慣用語

1. This means to stop trying to do something because you no longer think you will s

1.慣用語
釋義

放棄某事

This means to stop trying to do something because you no longer think you will succeed or find a solution.

例句

The team closed the book on the failed project.

Has the police closed the book on the missing person case?