"phrase structure grammar" 的定义和意义

What is "phrase structure grammar"?

Phrase structure grammar is a type of grammar that focuses on the hierarchical organization of words and phrases in a sentence. It uses rules to describe how sentences are constructed from smaller units, such as words and phrases, by breaking them down into their components. In this framework, sentences are represented as tree structures, with the sentence at the top and various phrases branching out beneath it. For example, a simple sentence might be divided into a noun phrase and a verb phrase. Phrase structure grammar helps linguists understand how different elements within a sentence relate to each other and how meaning is formed through their arrangement. It provides a systematic way to analyze the syntax of a language and can be applied to various languages to reveal their underlying grammatical patterns.