Definition
In a parliament or formal meeting, the list of topics scheduled for discussion on a given day.
（議會或正式會議的）當日議程
The order of the day included reviewing the budget proposal and discussing new environmental policies.
當天的議程包括審查預算提案和討論新的環境政策。
At today's meeting, the first order of the day is to deal with the minutes from the last meeting.
在今天的會議上，第一項議程是處理上次會議的記錄。
The chairman announced that the first order of the day would be to elect members of the committee.
主席宣布，當天的第一項議程是選舉委員會成員。
Something that is very common, prevalent, or important.
家常便飯
In today's business environment, remote work has become the order of the day.
在當今的商業環境中，遠程工作已成為常態。
With technological advancements, smartphones are the order of the day in modern society.
隨著技術的進步，智慧型手機在現代社會中已成為常態。
Traffic congestion is the order of the day in this city.
交通擁堵在這個城市中已是常態。