Model validations at this point are primarily syntactic in nature and revolve around validation against a series of XML Document Type Definitions (DTD).
从这点上看，模型验证从本质上说就是语法，并且是围绕着根据一系列XML文档类型定义(XML Document Type Definition, DTD)的验证。
2
The Competition Model sees sentence processing as form-function mapping as a result of the interaction of syntactic and semantic cues.
竞争模型认为，句子理解是句法、语义信息相互作用而产生的形式-功能投射。
3
It is necessary for explaining the concept of programming to design a small and suitable model programming language family with a clear syntactic and semantic definition.