“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。
随便看	explosibility explosion explosion action explosion and fire explosion burette explosion case crime scene investigation explosion chain reaction theory explosion effect of conventional weapons explosion focus explosion gas explosion hazard area of oil depot explosion index explosion induced by beam radiation explosion induced by discharge explosion injuries explosion injury explosion limit explosion of pulverized coal preparation system explosion power explosion power index explosion-proof explosion-proof and pressure relief devices explosion-proof blanket explosion-proof design explosion proof device

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。