genealogy

The genealogy of the royal family was carefully recorded to establish the legitimacy of succession.王室的谱系被仔细记录下来，以确立继承权的合法性。

Nietzsche's genealogy of morals traces the historical origins of ethical concepts that are often taken to be natural.尼采的道德谱系学追溯了通常被认为是天经地义的伦理概念的历史渊源。