A bear (family Ursidae) that occurs naturally over much of Eurasia and North America. Grizzly bears are a subspecies (U.a. horribilis).
Mike Allaby
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。