家庭成员英文是"family members"。它来源于拉丁语"familia"，意思是"家庭"。

例句：

My family members are my parents, my siblings, and my grandparents. 我的家庭成员包括父母、兄弟姐妹和祖父母。

We had a family reunion and all of our family members were there. 我们举行了一次家庭聚会，所有家庭成员都在那里。