“an official's request for retirement”的概念、定义、翻译、参考文献-科学参考

单词	an official's request for retirement
释义	an official's request for retirement Encyclopedia 历史学制度、机构与职官释 an official's request for retirement告休中国清代官员退休制度。
随便看	tangent r-frame bundle tangent rule tangent set tangent sheaf tangents law tangent space tangent speed tangent sphere tangent sphere bundle tangent-sphere coordinate tangent spheres tangent subbundle tangent subspace tangent surface tangent theorem tangent to a curve tangent transformation tangent-trapezoidal method tangent vector tangent vector bundle tangent vector field tangent vector space Tangerines tangerine seed Tangfeng

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。