The view that the workings of the human mind cannot be analysed; all that can be observed is the input and output. See Fox (1995) J. Trans. Geog. 3, 2.
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。