canons of descent

例句：

1. 1.The family has a long canons of descent that dates back to the 17th century.
   这个家族有着悠久的血统，可以追溯到17世纪。
2. 2.The descendants of the ancient Greeks are known for their exceptional athletic abilities.
   古希腊人的后代以其卓越的运动能力而闻名。
3. 3.The canons of descent were carefully documented by historians to study the history of the region.
   历史学家仔细记录了血统，以研究该地区的历史。