The concepts of "Oral Music History" and "Oral History of Music" can be clarified by analyzing their grammatical structures and lexical semantics. The head-word of "Oral Music History" is "music history", which belongs to the research category of musicology and uses the method of oral history to study music history, and the method of oral history is its semantic profile. The head-word of "Oral History of Music" is "oral history", which belongs to the research category of history and collects and studies oral historical materials in the field of music, and it highlights the field of music semantically.