This is the 4617th most frequent Russian word.
демонстрируют
"Demonstrate" or "show."
The word 'демонстрируют' is used here to mean 'to showcase' or 'to display something to others.'
Учителя демонстрируют новый подход к обучению.
Teachers demonstrate a new approach to teaching.
In this sentence, 'демонстрируют' conveys the act of presenting art to an audience.
На выставке художники демонстрируют свои лучшие картины.
At the exhibition, artists showcase their best paintings.
In this context, 'демонстрируют' refers to showing or proving something through examples or explanation.