A northern European stage dating from about 1.8 to 0.9 Ma ago, associated with a period of glaciation at about the beginning of the Pleistocene. It may correspond to the Donau stage in the Alpine area and the Nebraskan stage in N. America.
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。