A comparative survey of attitudes and values conducted in 34 European countries every two years since 2001. Each wave uses a new cross-sectional sample.
http://www.europeansocialsurvey.org/ The home page of the European Social Survey.
科学参考收录了60776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。