a done deal
US /ə dʌn diːl/
UK /ə dʌn diːl/

成語
1.
板上釘釘的事, 已成定局
a final agreement or decision that cannot be changed
範例:
•
The contract is signed, so it's a done deal.
合同已簽署,所以這是板上釘釘的事。
•
Don't worry, the merger is a done deal; the announcement will be made next week.
別擔心,合併已經是板上釘釘的事了;下週就會公布。
在 Lingoland 學習這個單詞