an ugly duckling
一个容貌不好看但后来成为美丽的人或事物
口语·书面语·表示先丑后美的人或事物
英文释义
someone or something that initially appears unattractive or unimpressive but later develops into something beautiful or impressive
例句
She was an ugly duckling in high school, but now she's a model.
典故来源
源自安徒生童话《丑小鸭》，讲述一只被嘲笑的小鸭后来变成美丽天鹅的故事。