例句與造句

1. This paper introduces the concepts and theory of sde ( spatial data engineer ) , and presents some key technologies , such as the model of sde , the efficiency of sde , data consist of multi - user edit , etc
   摘要介紹了空間數據引擎的概念和原理，剖析了空間數據模型、引擎效率、多用戶編輯的數據一致性、多數據源支持等空間數據引擎的關鍵技術。
2. It's difficult to find multi-user editing in a sentence. 用multi-user editing造句挺難的