“professional volunteer service”的概念、定义、翻译、参考文献-科学参考

单词	professional volunteer service
释义	professional volunteer service Encyclopedia 法学社会工作服务释 professional volunteer service专业性志愿服务某一领域的专业人员运用自己的专业知识、方法或技能所从事的志愿性社会服务。
随便看	population planning population policy population pressure population process population protected mode of medicinal resources Population pyramid Population quantity population random distribution population recruitment Population Registers population regulation population resource population-shift algorithm population size population sociology population spatial distribution population stability population standard deviation population statistics population structure population subdivision population survey population synthesis Population systems engineering population systems engineering

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。