This is the 11526th most frequent Russian word.
достигают
"Достигают" means "they achieve" or "they reach."
The word "достигают" here means "reach" or "achieve" in the context of accomplishing a physical goal.
Марафонцы достигают финишной черты после долгой дистанции.
Marathon runners reach the finish line after a long distance.
"Достигают" is used to mean "achieve" in the context of obtaining qualitative or quantitative results.
Научные исследования достигают значительных результатов при правильном подходе.
Scientific studies achieve significant results with the right approach.
In this sentence, "достигают" signifies "achieve" concerning personal or professional achievements.