An Uto‐Aztecan‐speaking Native American tribe of the Great Plains and prairies of eastern North Dakota and western Minnesota. In 1870 with the founding of the Arapaho Agency most settled on a reservation in Oklahoma.
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。