mutton dressed as lamb
年长的人穿着过于年轻化，或不适合自己的衣物
口语·批评穿着过于年轻化
英文释义
refers to an older woman who is dressed in a style more suitable for a younger woman, usually implying that she is trying too hard to appear younger or more attractive than she actually is
例句
She's 60 but wears teenage clothes—it's a bit mutton dressed as lamb.
典故来源
源自英国俚语，用羊肉（mutton）和羔羊肉（lamb）比喻年长者试图打扮得年轻，带贬义。