One trumpet and one trumpet or one trumpet and one trumpet?

A trumpet or a trumpet is better.

A trumpet is not very appropriate. It mostly means an object or animal that is about the same length, width and height.

A trumpet is not needed. There is no need for a stand when using the trumpet. There is no shelf for storage, so it cannot be called a shelf.

A trumpet. The trumpet is not a desktop item. Of course it is inappropriate to call it a trumpet.

A trumpet, a trumpet is a long thing, it should be called a trumpet.

Finally, let’s talk about a trumpet. If you hold the trumpet in your hand, you can hold it with one hand. If you hold it directly with your hand, it should be called a handful. For example, grab a handful. etc.