Definition
Used to inform someone of something so that it can be known and utilized at a later time.
供日後參考
For future reference, all correspondence from this office must use headed paper.
以供日後參考，本辦公室的所有通信都必須使用有抬頭的信紙。
For future reference, all staff members are expected to be at their desks by nine o'clock at the latest.
以供日後參考，所有員工最遲應在九點前到達辦公桌。
For future reference, jeans are not considered suitable office attire.
以供日後參考，牛仔褲不被視為合適的辦公室著裝。
In order to be used or consulted at some point in the future.
以備不時之需
I have archived the documents for future reference.
我已將文件存檔以供將來參考。
You might want to keep some messages for future reference.
你可能會想保留一些訊息以供將來參考。
At the conclusion of the project, the best accounts will be archived for future reference.
在專案結束時，最好的帳戶將被存檔以供將來參考。