개선한다

In a sentence

• 이 회사는 제품 품질을 개선한다.

  This company improves the quality of its products.

  Here, '개선한다' is used to describe the action of improving the quality of a tangible object, such as a product.

• 그 정책은 경제를 크게 개선한다.

  That policy substantially improves the economy.

  In this context, '개선한다' refers to improving a concept or system like the economy through actions or strategies.

• 운동은 건강을 개선하는 데 도움이 됩니다.

  Exercise helps to improve health.

  Here, '개선한다' emphasizes the enhancement of a personal condition or state, specifically health, through one's efforts.