“public domain book”的概念、定义、翻译、参考文献-科学参考

单词	public domain book
释义	public domain book Encyclopedia 文学公版图书释 public domain book公版图书著作权保护期届满的（或著作权人放弃著作权）、已进入公共版权领域的图书。即公共版权图书。
随便看	Niue weaving Niuge(Bull's Song) Opera Niu Guiying Niu Han niuhuang dida wan niuhuang qingxin pill niuhuang shangqing pill Niujiaozhai grotto Niujie Jie Niujie Mosque Niujie Street Mosque Niu Jingyi Niulakita Niulang Hu Niulan Jiang Niululing Shuiku Niumulin Scenic Spot Niuniang opera Niupodong Niu Qiao Niu Quande and Radish Niu Sengru Niushan Hu Niushecao Niu Shihui

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。