to close the books
01
帳簿を締める, 会計期間を締める
to no longer make new entries when an accounting period is at its end
idiom
例
By the time they realized they needed to close the books, it was already too late.
財務チームは月末に帳簿を締める予定だ。
to close the book on something
01
to put an end to something, particularly something bad, that has been going on for some time
idiom
informal
例
Detectives had closed the book on the Hornsey Murders case three years previously.



























