Definition
available or happening whenever someone requests or needs something.
指定时间或根据需求
The company offers video on demand, allowing customers to watch their desired programs anytime.
公司提供視頻點播服務，讓客戶隨時觀看他們想要的節目。
Modern factories can produce customized products on demand, based on order requirements.
現代工廠可以根據訂單需求，按需生產定制產品。
This application allows you to access your cloud files on demand, anytime and anywhere.
這個應用程序讓你可以隨時隨地按需訪問你的雲端文件。