“youth volunteer activity”的概念、定义、翻译、参考文献-科学参考

单词	youth volunteer activity
释义	youth volunteer activity Encyclopedia 法学青少年社会工作释 youth volunteer activity青年志愿者活动青年以自己的时间、知识、技能、体力等向社会或者他人提供自愿、无偿的公益服务活动。
随便看	distinct system of parameters distinct vision distinguishability distinguishable set distinguishable states distinguished distinguished base vertex distinguished boundary distinguished class distinguished element distinguished extension distinguished ideal distinguished neighborhood distinguished node distinguished normal form distinguished point distinguished pole distinguished polynomial distinguished professor distinguished pseudo-polynomial distinguished set distinguished subcomplex distinguished subgroup distinguished subset distinguished teacher studio

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。