a genealogical expert的用法和样例：
- A similar case is certainly more than just a genealogical recitals.
- The expert is writing a theatrical review.
- Historical linguists have to identify and classify families of related languages in a genealogical family tree, and to reconstruct the protolanguage.
- Our role as we saw it was to educate these humans as to their own magnificence, and ascend a small number creating a genealogical bridge to greater awareness.