Some of these terms that he uses are literary climax, the creation of suspense so he's tracking this as if it were the development of a narrative.

用文学语言来概括的话就是,“高潮“制造悬念,书中的陈述不断进行。

耶鲁公开课 - 1945年后的美国小说课程节选

He was tracking the text; he was tracking the beat of the piece.

他在录曲子,录曲子的节拍

耶鲁公开课 - 聆听音乐课程节选