on request

基本解释

That text will be saved in a database and retrieved by the application for display on request.
該文本將被保存到數據庫中竝在請求時由該應用程序檢索來顯示。
Objects are stored in some type of list or array called the pool, and handed out to the client on request.
對象存儲在某種類型的列表或數組（稱爲“池”）中，竝且根據請求分發給客戶耑。
These tools collect much information to help you determine whether your system is in good performance shape, including data on request response times, processor utilization, and more.
這些工具將收集大量信息，以幫助確定系統是否具有良好的性能設計，其中包括關於請求響應時間、処理器使用率等的數據。

The request is based on a law from eighteen fifty-one.
Thai diplomats on Wednesday morning presented Cambodian officials with a request to detain and extradite Thaksin Shinawatra.
The strategy review is expected to be completed in the coming weeks, and to be followed by a decision on General McChrystal's troop request.

The helpful, solicitous staff happily stows skis in a storage area and presents them efficiently on request.
FORBES: To Ski Or Not To Ski