デモ

In a sentence

• 昨日、都心で大規模なデモが行われました。

  Yesterday, a large-scale demonstration was held in the city center.

  In this sentence, 'デモ' refers to a demonstration or protest, which is a common usage of the term in Japanese.

• この新しい製品のデモを見せていただけますか？

  Could you show me a demo of this new product?

  Here, 'デモ' is used to mean a demonstration of a product, often for showcasing how it works.

• 彼の主張には興味深い点があるが、デモとして提案されたものはあまり説得力がない。

  His argument has interesting points, but the demo proposed is not very convincing.

  In this context, 'デモ' refers to an example or prototype provided to illustrate a concept or idea, commonly used in professional and technical settings.