prioriadj.先验的(由原因推出结果的)adv.先验(由原因推出结果)prioradj.优先的；在前的；更重要的adv.居先；在前priority of cost成本领先priority channel优先信道priority species优势种priority service优先操作priority of task任务优先权,任务优先priority ceiling优先级顶置priority traffic优先业务量priority methods排序方法prior experience先前经验prior technology现有技术