这种语法结构叫做插入语,逗号中间的成分略去不作为句子结构也可通顺,加在句子中间有补充句子成分及解释说明的作用
The aim of conversation is not to communicate ideas.
原句也可改为
For the most part,the aim of conversation is not to communicate ideas.
这种语法结构叫做插入语,逗号中间的成分略去不作为句子结构也可通顺,加在句子中间有补充句子成分及解释说明的作用
The aim of conversation is not to communicate ideas.
原句也可改为
For the most part,the aim of conversation is not to communicate ideas.