| 单词 | parachronology | 
| 释义 | parachronology [´par·ǝ·krǝ`näl·ǝ·jē]  GEOLOGY 1. Practical dating and correlation of stratigraphic units.  2. Geochronology based on fossils that supplement, or replace, biostratigraphically significant fossils.  | 
	
| 随便看 | 
	
  | 
	
科学参考收录了103327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。