“语法单向性”的概念、定义、翻译、参考文献-科学参考

单词	语法单向性
释义	语法单向性 Encyclopedia 文学语法化释 unidirectionality语法单向性语法化的演变过程是以“词汇成分＞语法成分”或“较少语法化＞较多语法化”这种特定方向进行的理论假设。
随便看	service data unit service data unit, SDU service delivery platform，SDP service demand acquisition service demand evolution service demand feature extraction service demand model and modeling service demand representation service description Service design service design service design methods service discipline service discovery service discovery and interfaces service distribution service element service engineering support tools and platforms service exemption tax service facilities service flowchart service function model service gate of hydropower station service gateway service granularity

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。