《资治通鉴·汉纪·汉纪二十二》
最近听说颇学得一些汉人制作兵器的技巧，然而仍是三个胡兵抵挡一个汉兵。
今闻颇得汉巧，然犹三而当一。
Recently I heard that some of the Han people's techniques for making weapons have been learned, but three Hu soldiers are still fighting against one Han soldier.