"Demonstration" is the correct English translation for "demo" in most cases. However, "demo" can also be short for "demonstrate" in certain contexts.
A demo refers to a sample or prototype of a product, usually made to showcase its features or capabilities. It is commonly used in the software industry, where developers create software demos to give users a glimpse of what the final product will look like.
In the music industry, a demo is a short recording of a song performed by the artist or band, typically used to pitch to record labels or promoters. It gives a taste of the artist's musical style and abilities.
The term "demo" is also used more broadly to refer to any kind of presentation or exhibition that aims to showcase a particular idea, concept, or product. For example, companies often create product demos for trade shows or conferences to attract potential customers.
In summary, "demo" in English can mean a demonstration, a prototype, a sample recording, or any kind of presentation or exhibition meant to showcase something. It is a versatile term used in various industries for different purposes.