“USA movie rating system”的概念、定义、翻译、参考文献-科学参考

单词	USA movie rating system
释义	USA movie rating system Encyclopedia 文学〔国际电影政策与法〕释 USA movie rating system美国电影分级制度由美国电影协会（Motion Picture Association of American，MPAA）负责组织的由家长们组成的委员会，根据电影的主题、语言、暴力程度、裸体程度、性爱场面和毒品使用场面等，代表大部分家长可能给予的观点对电影进行评价的制度。
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