(especially of a person or their clothes) perfectly clean, neat, or tidy (尤指人、着装)干干净净的,一尘不染的,非常整洁的 an immaculate white suit. 一尘不染的白套装。 ■free from flaws or mistakes; perfect 无缺点的,无纰漏的,完美的 an immaculate safety record. 无过错的安全记录。 ■(Catholic Theology)free from sin (天主教神学)无罪的 ■(Botany & Zoology)uniformly coloured without spots or other marks (植, 动)无斑点的,纯一色的