According to "Guangyun" and "Jiyun", the pronunciation is indicated by fanqie as "hu juan qie", with the same pronunciation as "xuan". "Yupian" explains it as a one-year-old horse. Also, "Jiyun" offers another explanation, stating that a horse is black. Furthermore, "Jiyun" indicates the pronunciation by fanqie as "ying juan qie", with the same pronunciation as "xian". The meaning is the same.