家谱的英文是 genealogy。

来源：Genealogy 源自希腊词根 "genea" 和 "logia"，它们分别表示 "race" 和 "study of"。

英文例句及其中文翻译：

She was tracing her genealogy back to the 1600s.
她在探索她的家谱可以追溯到 1600 年代。
The genealogy website has helped him to connect with distant relatives.
这个家谱网站帮助他与遥远的亲戚联系在一起。
He is an expert in genealogy and has written several books on the subject.
他是一位家谱专家，曾写过几本关于该主题的书籍。