Priorov普里奥罗夫prioradj.优先的；在前的；更重要的adv.居先；在前prior-period adjustment前期损益调整priority control sequence优先级控制顺序priority interrupt I/O[计] 优先中断输入输出priority based scheduling优先级调度priority multiprogramming优先多道程序设计prior performance defense不安抗辩权priority dispatching rule优先级分派规则priority development area优先发展领域prior previous engagement已经做出的约定priority protection order优先保护序