roman-fleuve
noun
(pl. romans-fleuves. 读音同)
1- a novel featuring the leisurely description of the lives of closely related people长河小说（一种悠闲地描述某一家族或集团连续几代人的长篇小说）。
1.1
- a sequence of related, self-contained novels连续性长篇小说。
词源
French, literally 'river novel'.