There are so many extraneous details, characters, subplots, and sub-subplots, you have no idea what you're watching unless you've read the books, and even then, you need the Cliffs Notes.

书中充斥着太多与主题无关的细节、人物、插曲、分插曲，除非你事先看了书，而且事后还需要有笔记才能看懂这些电影。

youdao

There are so many extraneous details, characters, subplots, and sub-subplots, you have no idea what you're watching unless you've read the books, and even then, you need the Cliffs Notes.

书中充斥着太多与主题无关的细节、人物、插曲、分插曲，除非你事先看了书，而且事后还需要有笔记才能看懂这些电影。

youdao