(of a person or their eyes) not seeing clearly; appearing glazed or expressionless (人或眼睛)不聚焦的;目光茫然的 ■(of an optical device) not adjusted to focus (光学装置)不形成焦点的 ■(of a lens) not making incident light rays meet at a single point (镜片)不能使入射线集中于一点的 ■(of an object of vision) not in focus; indistinct (视觉对象)不清晰的;模糊的 ■(of feelings or plans) without a specific aim or direction (情感,计划)无特定目标(或方向)的 my aspirations to write history were real but unfocused. 我写历史的愿望很真切,但具体目标尚不明确。