一種重要的處理過程，其中最高優先權處理任務常常由具有優先度的實時任務形成，經過使用中斷而進入較低優先權任務或後台處理任務。
An important processing procedure in which top-priority processing most often results from real-time entries which usually have precedence, through the use of interrupts into lower-priority or background processing.
在軍隊里，將軍較上校有優先權。
In the army, the general takes rank of the colonel.
勝者有選擇獎品的優先權。
The winner has first pick of the prizes.
