A multimillion-year period of glaciation. Eyles (2008) PPP, 258, 89 reviews the relationship between glacio-epochs over the last 3 Ga of Earth history and phases of supercontinent breakup and assembly.
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。