“underground film”的概念、定义、翻译、参考文献-科学参考

单词	underground film
释义	underground film Encyclopedia 艺术学（片种、剧种）释 underground film地下电影 20世纪50年代末美国兴起的一场秘密放映实验性影片的电影运动。
随便看	principal remainder principal representative principal right ideal principal right ideal ring principal ring principal role performance, additional role performance and double role performance of one character principal root principal root of unity principal scale principals' cultural leadership principals' curriculum leadership principal section principal section of crystal principal series principal series representations principal set principal sheet principal solution principal space principal spectrum principal sphere principal sphere of curvature principal square root principals' research leadership principal state model

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。