回到父母的家可以用 "return to one's parental home" 来表示。这个短语的来源可能是因为 "return" 表示 "回来" 或 "回到"，"parental" 表示 "父母的"，"home" 表示 "家"。下面是一些例句：

After college, I returned to my parental home for a few months before moving to a new city.
Many young adults choose to return to their parental home after finishing school or starting a new job.
She decided to return to her parental home in order to save money and be closer to her family.

翻译如下：

大学毕业后，我回到了父母的家住了几个月，然后搬到了一个新城市。
许多年轻人在完成学业或开始新工作后选择回到父母的家。
她决定回到父母的家，以便省钱并与家人更近。