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.
分词翻译
实的英语翻译：
fact; fruit; seed; solid; true
时的英语翻译：
days; hour; occasionally; opportunity; seanson; time 【医】 chron-; chrono-
