ugly duckling; 丑小鸭
not bad-looking 长得不丑
make a fool of oneself; expose oneself to ridicule for clumsiness [awkwardness, incompetence, etc.] 出丑
Chou Fu 丑父
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)