“电影分级制”的概念、定义、翻译、参考文献-科学参考

单词	电影分级制
释义	电影分级制 Encyclopedia 法学性社会学释 film grading system电影分级制权威部门根据一定原则对电影划分的级别。
随便看	opposite root opposite semigroup opposite side opposite sides opposite sign opposite simplex opposite skew field opposite spin orientation opposite topological group opposite vectors opposite vertex opposition oppositional allele oppositional defiant disorder opposition in right ascension opposition of categorical propositions opposition of yin-yang opposition party Oppositions opposition surge oppositipolar oppression Oprah Winfrey Oprichnina OP-ring

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。