小人物英语可以翻译为 "minor character" 或 "minor role". 这个词的来源源自拉丁语的 "minor"，意思是较小的、较不重要的。

例句：

The story is focused on the main characters, but there are many minor characters who play interesting roles.

(故事主要集中在主要人物身上，但是有许多小人物扮演着有趣的角色。)

She was a minor character in the first movie, but she became the main character in the sequel.

(她在第一部电影中是一个小人物，但在续集中成为了主要人物。)

The minor characters added depth and complexity to the story.

(小人物为故事增添了深度和复杂性。)