seal the deal
成語所屬單字deal
seal the deal — 慣用語
1. To make an agreement final, official, and certain by taking a last action such a
1.慣用語
釋義
達成最後協議；拍板定案
To make an agreement final, official, and certain by taking a last action such as signing a document or shaking hands.
例句
They shook hands to seal the deal after three days of tough negotiations.