“human migration”的概念、定义、翻译、参考文献-科学参考

单词	human migration
释义	human migration Encyclopedia 理学人类适应释 human migration人类迁徙人类为寻找新的短期或长期定居点，以个体、家庭和族群为单位从一个地方向另一个地方进行长距离迁移的行为。
随便看	grazing exclusion grazing food chain grazing forages grazing formation grazing-goat problem grazing incidence grazing incidence optics grazing incidence reflection spectroscopy grazing incidence reflection spectroscopy, GIR spectroscopy grazing incidence spectrograph grazing incidence system grazing incidence telescope grazing intensity grazing land grazing livestock improved seed rate grazing management grazing method grazing methods grazing occultation grazing pasture supervisory unit grazing path grazing period grazing permit grazing planning grazing plot

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。