系谱专家

例句：

1. 1. He is a renowned genealogist who has spent years researching his family's history.
   他是一位著名的家谱研究专家，多年来一直在研究自己家族的历史。
2. 2. She is an expert in family history and has written several books on the subject.
   她是一位家庭历史的专家，并撰写了几本相关书籍。
3. 3. The family historian was able to piece together the family tree and provide insight into their ancestors' lives.
   这位家庭历史学家能够拼凑出家族树，并提供了对祖先生活的洞见。