So what you have is the account of Richard and his friends talking in the past, and you have the present narrator's parsing of how this language relates to topics that impinge upon their very context, the racial realities of the South.

理查和朋友的对话,呈现在面前，同时加入了陈述,关于这语言如何与影响上下文的话题相关，文中提到南方的种族现实。

耶鲁公开课 - 1945年后的美国小说课程节选