To refer. Russell sometimes uses the term so that what he called complexes, or something more like concepts, are what denote, and what they denote is whatever falls under them. See reference, definite descriptions.
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。