On the surface, a group of white swan and the ugly duckling and singing and dancing, ballroom dancing.

水面上，一群群白天鹅和丑小鸭时而唱着歌，时而跳着交谊舞。

youdao

The ugly duckling grew bigger and bigger.

丑小鸭越长越大。

youdao

I found a lovely bookshop and bought two of his fairy tale books, The Little Mermaid and The Ugly Duckling.

我发现了一家可爱的书店，买了他的两本童话书，《小美人鱼》和《丑小鸭》。

youdao

Something might be short at one point and become tall at another point, ugly at one point and become beautiful-- like the ugly duckling.

一个事物可能在某一时刻很矮,然后在另一时刻又会变高,某一时刻很丑,然后变得很美,就像丑小鸭一样

耶鲁公开课 - 死亡课程节选

Despite his unattractive past, Garcia quickly built Ugly Duckling into the top seller and financer of used cars for people with lousy credit histories.

FORBES: Feathered Nest