ge·ne·al·o·gist /ˌʤiniˈɑləʤɪst ||ˈælə ||ˌʤɛni-/ 系譜學者,系譜專家
Gen·e·al·o·gist n. One who traces genealogies or the descent of persons or families. ◄ ►
genealogist n : an expert in genealogy