What does 'story' mean on?

I'm not quite sure what you mean by 'others mean story'. It's a bit unclear. Maybe you could explain it a bit more?

The novel's side story usually refers to a supplementary content created by the author after the completion of the main text. It is usually an independent story that is not directly related to the main text. There were two types of extras: one was a continuation of the original story, and the other was an expansion or adaptation of the original story. In the novel, the readers would be given a new perspective, plot, and characters, allowing them to understand the background and details of the story more deeply. Outsiders could also appear in comics, movies, television dramas, or other media as a derivative work of a novel. Outsiders were often seen as a kind of "sequels" or "derivative works" that could increase readers 'loyalty and interest in the novel. However, it should be noted that the quality of some novels may not be high, and may even contradict or conflict with the main body of the novel, so readers need to choose carefully.

It could refer to a building that has five floors or levels. For example, 'a 5-story building'.

Well, 'story' usually refers to a narrative or an account of events, either real or fictional.

Hard to say exactly. '20' might represent a score, a level, or even a page number. It really depends on the context and details of the story.

It's hard to say exactly. 'A story is a' could be interpreted in various ways. Maybe it's emphasizing that a story is a form of expression, a means of communication, or a creative construct.

It usually refers to the person who came up with the basic idea or plot of a story.

A 1.5 story structure means that the upper part of the building is sort of in-between a full story and a half story. It could have limited space or be used for specific purposes like storage or a loft area.

The name of a novel was derived from the Tang Dynasty poet Li Qingzhao's Dream Order. The four words "plain years and beautiful times" could be understood as "simple years and beautiful times" to express a fresh and refined atmosphere. The title of the novel could reflect the protagonist's emotional attitude of seeking beauty and happiness in ordinary life. The name Su Nian Jin Shi contained a profound meaning. In this poem, Li Qingzhao expressed his yearning for a better life, his desire for true feelings, and his thoughts on the meaning of life. It could let the readers feel a warm and touching emotional resonance, causing the readers to think and discuss topics such as life, love, and life.

I'm not really sure. Maybe it's some kind of symbolic or metaphorical reference that needs more context to understand.