凛冬之证：一本记录了南京大屠杀的日记

Group 1 - The article discusses "Cheng Ruifang's Diary," which documents the Nanjing Massacre [2] - Cheng Ruifang, at the age of 62, chose to stay in Nanjing during the winter of 1937 and was a core member of the Jinling Women's College of Arts and Sciences refugee shelter [2] - The diary serves as a historical record of the atrocities committed by the Japanese army, capturing the sounds of gunfire and cries for help [2] Group 2 - The diary has been adapted into an audio work to commemorate the National Memorial Day for the victims of the Nanjing Massacre [2] - Listening to this audio adaptation is presented as a means of remembrance [2]