“联合国可持续发展大会”的概念、定义、翻译、参考文献-科学参考

单词	联合国可持续发展大会
释义	联合国可持续发展大会 Encyclopedia 工学〔会议〕释 United Nations Conference on Environment Sustainable Development联合国可持续发展大会国际可持续发展领域举行的世界级首脑会议。2012年6月20～22日在巴西里约热内卢举办。又称“里约+20”峰会。
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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。