二元优先伫列 priority queue: 优先队列; 优先排队queue priority: 队列优先级; 队列优先权double-ended priority queue: 双端优先权伫列high priority record queue: 高优先级记录队列high-priority record queue: 高优先级记录队列下载手机词典可随时随地查词查翻译