“ancient and famous tree”的概念、定义、翻译、参考文献-科学参考

单词	ancient and famous tree
释义	ancient and famous tree Encyclopedia 工学古树名木释 ancient and famous tree古树名木树龄超过100年的，国内外稀有的，具有历史价值和纪念意义及重要科研价值的树木。农学古树名木释 ancient and famous tree古树名木年代久远或具有重要科研、历史、文化价值的树木。
随便看	principal tangent bundle principal telescope principal term principal theorem principal trace principal translation principal two-sided ideal principal type principal ultrafilter principal uniformization principal uniformizing function principal unknowns principal value principal value integral principal vanishing point principal variable principal vector principal vertex principal vertical circle principal vibration principal view principal Weil divisor Principate Principe Island Principia

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。