A linear list where each insertion specifies a priority number as well as the element to be inserted, and each removal or access takes the earliest of the elements with highest priority. It is usually implemented as a heap.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。