This is the 1517th most frequent Turkish word.
gerçekleştirdikleri
"The things they accomplished/realized."
Here, 'gerçekleştirdikleri' refers to the students carrying out and executing work on scientific projects.
Öğrenciler, bilimsel projeler üzerinde gerçekleştirdikleri çalışmaları sınıfta sundular.
The students presented the work they carried out on scientific projects in the classroom.
In this sentence, 'gerçekleştirdikleri' is used to describe the accomplishments or successes realized by the team.
Takımın gerçekleştirdikleri başarılar, tüm şehirde gurur kaynağı oldu.
The team's achievements became a source of pride for the entire city.
The word 'gerçekleştirdikleri' here indicates that the artist accomplished or brought to life certain impactful works or ideas.