是歌声，是号角（寻访）

Core Viewpoint - The article highlights the indomitable spirit of the Chinese people during the Anti-Japanese War, focusing on the contributions of ordinary citizens and the powerful impact of music, particularly the song "The Great Wall Song," in uniting and motivating the nation against invaders [1][2][3]. Group 1: Historical Context - The narrative recounts the fervent patriotism and collective resistance of the Chinese populace during the war, emphasizing the emotional connection to the song "The Great Wall Song" [1][2]. - The song was performed by Zhou Xiaoyan, who became a symbol of hope and resilience, intertwining her life with the song's legacy [1][3]. Group 2: Zhou Xiaoyan's Journey - Zhou Xiaoyan's most cherished moment was joining the Communist Party in 1956, which she viewed as a pivotal point in her life dedicated to serving the people through music [2]. - The tragic loss of her brother, Zhou Deyou, who died for the revolutionary cause, deeply influenced her commitment to using her voice for the nation's struggle [6][7]. Group 3: The Power of Music - "The Great Wall Song" emerged as a cultural weapon during the war, with its lyrics resonating deeply with the suffering and aspirations of the people [5][9]. - The song's popularity spread widely, becoming a rallying cry for both domestic and overseas Chinese communities, inspiring donations and support for the war effort [9][10]. Group 4: Impact and Legacy - The Wuhan Choir, which Zhou Xiaoyan was part of, performed extensively, raising significant funds and boosting morale among Chinese expatriates [10][11]. - The enduring legacy of "The Great Wall Song" is reflected in its continued resonance in Chinese culture, symbolizing national unity and resilience [11][12][15].