어떤 목적이나 상황에 도움이 되거나 이익이 되는
Having a practical use or being beneficial to a person or situation.
예문:
"This online course is useful for improving your coding skills."
"The map was useful in finding our way through the forest."
장식보다는 실제 기능이나 쓰임새에 중점을 둔
Designed to be practical and functional rather than decorative.
예문:
"I prefer buying useful items that I can use every day."
"The architect focused on creating a useful space for the family."
특정 분야나 역할에서 제 몫을 다하거나 능력이 있는
Able to perform a task or role effectively; competent.
예문:
"She is a useful member of the committee due to her legal background."
"The coach described him as a useful substitute in tight games."