“尼格罗人种”的概念、定义、翻译、参考文献-科学参考

单词	尼格罗人种
释义	尼格罗人种 Encyclopedia 理学人种释 Negroid race尼格罗人种世界四大人种之一。又称黑色人种。
随便看	allocated price of agricultural products allocation allocation and transference of agricultural products allocation approach Allocation concealment allocation efficiency of healthcare resources allocation matrix allocation of agricultural production allocation of forest production allocation of frequency allocation of healthcare resources allocation of sample allocation of traffic line allocation pattern map of regional resources and energy allocation probability allocation problem allochroic allochromatic allochromatism allocolloid allocyclicity allodelphite allodiploid allodiploidy allogamy

科学参考收录了854744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。