“black Americans”的概念、定义、翻译、参考文献-科学参考

单词	black Americans
释义	black Americans Encyclopedia 法学〔北美各民族〕释 black Americans美国黑人历史上被欧洲殖民者劫运到美利坚合众国的非洲黑人奴隶的后裔。又称非洲裔美国人。
随便看	spatial segregation spatial self-focusing spatial semantic transform spatial separation spatial sequence spatial shape perception spatial shear wave spatial simulation spatial soil variation spatial soliton spatial spectrum spatial spherical function spatial spherical harmonic spatial statistical analysis spatial statistical graph spatial statistics spatial strain spatial structure spatial structure system proposed in Plan for the Urban Agglomeration of the Zhujiang River Delta Economic Zone spatial subdivision spatial summation spatial surface spatial symmetric group spatial symmetry spatial symmetry group

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。