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

单词	voluntary service
释义	voluntary service Encyclopedia 法学债释 voluntary service无因管理无法定的和约定的义务而为他人管理事务的事实行为。法学志愿服务释 voluntary service志愿服务在不为物质报酬的前提下，自愿贡献个人的时间和精力，为推动人类发展、社会进步和社会福利事业而提供的服务。
随便看	crop disease crop disease and pest disasters in China crop diseases and insect pests crop diseases in China crop distribution crop domestication crop domestication and evolution crop ecological adaptability crop evapotranspiration experiment crop farming crop gene discovery crop germplasm resources ex situ conservation crop germplasm resourceson-farm conservation crop germplasm sensitivity to environmental factors crop growth condition monitoring by remote sensing crop growth model crop growth monitoring crop growth simulation model crop harvest crop insect pests monitoring crop introduction cropland irrigation date forecast cropland prataculture crop nursery crop pests

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