请参见规范，了解不同标注的具体语法和语义，但相同事务和安全功能都有标注。
See the specification for specific syntax and semantics of the different annotations, but the same transactional and security features all have annotations.
本文将简要介绍单词的分类与词类标注的相关内容，在此基础上介绍句法处理的一个计算机模型：上下文无关语法。
This paper briefly introduces the classification of words and part-of-speech tagging, then introduces a computer model of syntactic processing: context-free grammar.
接着对文本韵律层级标注作了详细介绍，分析了句子的韵律层级结构，指出句子内部的停顿原则以及语法词信息的描述。
Then we introduce the text prosodic level marking in detail, analyze the prosodic level structure of sentences, point out the pause principle in sentences and the description of lexical word.
现有句法标注模型主要包括基于短语结构语法(PSG)和基于依存语法(DG)的句法标注模型，还存在一些局限性。
The current syntax tagging models are customarily based on PSG (Phrase Structure Grammar) or DG (Dependency Grammar), but all have some shortcomings.
现有句法标注模型主要包括基于短语结构语法(PSG)和基于依存语法(DG)的句法标注模型，还存在一些局限性。
The current syntax tagging models are customarily based on PSG (Phrase Structure Grammar) or DG (Dependency Grammar), but all have some shortcomings.
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