A generally neutral state, lying between potentially belligerent neighbours; ‘protective devices made obsolete by modern systems of communication’ (Spykman (1947) Geog. Rev. 32). See V. Pholsena and R. Banomyong (2007) on Laos.
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。