범죄나 신비로운 일 등이 설명되거나 해결되지 않은 상태의
Not explained, answered, or resolved, especially in the context of a crime or mystery.
예문:
"The detective spent his entire career obsessed with the unsolved disappearance of the heiress."
"Many cold cases are reopened when new DNA evidence provides a lead for an unsolved crime."
노력에도 불구하고 알려진 해답이나 해결책이 없는 문제나 질문에 관한
Referring to a problem or question that has no known solution or answer despite efforts to find one.
예문:
"The Riemann Hypothesis is considered one of the most significant unsolved problems in mathematics."
"Despite decades of research, the mechanism behind the disease remains largely unsolved."