摘要：Radio sound is a key signal sound in Toni Morrison’s 2003 novel *** intertwining of memories and radio music constitutes an intriguing window on how radio sound serves as a vehicle for exploring the cultural and historical implications of African American women’s listening experiences with home radio,as is presented by Toni Morrison in her first new millennium novel *** from a simple sonic link with the larger external world,radio sound in is a primary means for individual nostalgia,collective memory,and expression of auditory *** is a mechanical sound which conveys a particular“black restorative nostalgia.”