"Series" is a noun that means a series or a series of things or events. It can refer to a group of related things or events, arranged in a specific order or law.

The following are some extended uses of "series":

1. TV series and movie series: "series" is often used to describe TV series or movies that are played continuously. For example, I love the Game of Thrones series. I like watching the Game of Thrones series. )

2. Series: "Series" can also be used to describe a series of related books. I am reading the Harry Potter series. )

3. Event series: "series" often refers to a series of related games or seasons in sports competitions. For example, the team won the World Professional Baseball Series for three years in a row. )

4. Mathematical and scientific sequence: "Sequence" also has a specific meaning in the fields of mathematics and science. In mathematics, "series" is the sum of exponential series. In science, "series" can refer to a series of experiments or observations. The scientist conducted a series of experiments to test his hypothesis. )

5. Series: "Series" can also be used to describe continuous events or actions. The detective is trying to solve a series of mysterious cases. )

6. Series products: "Series" can also refer to a series of related products. For example, Apple released a new iPhone series this year. (Apple launched a new iPhone series this year. )