一、形容外貌特征

1. The little girl with the ugly red blotches on her face was very shy.（脸上有难看红色斑点的那个小女孩非常害羞。）

2. The frog transformed the ugly old woman into a beautiful princess with a wave of his wand.（仙女用魔法将丑陋的老妇人变成了美丽的公主。）

3. The monster in the movie had an ugly, scaly skin that was hard to look at.（电影中的怪物长着难看的鳞片皮肤，令人难以直视。）

二、描述环境或场景

1. The abandoned house on the hill looked ugly and foreboding.（山丘上那座被遗弃的房子看起来又丑又阴森。）

2. The storm left the city in a state of ugly disarray.（暴风雨过后，城市陷入了一片丑陋的混乱。）

3. The company's financial reports revealed some ugly truths.（公司财务报表暴露了一些难看的真相。）

三、表达抽象概念

1. The conflict between the two parties turned ugly when emotions took over.（当情绪占据上风时，双方的冲突变得丑恶起来。）

2. The movie's ending was so ugly that I couldn't watch it to the end.（电影结局如此难看，我都没看完。）

3. The thought of losing my job made me feel utterly ugly.（想到失业，我感到无比难看。）

四、特殊用法示例

"ugly"可作定语修饰名词，如：ugly landscape（丑陋的风景）

在固定短语中，如：ugly as sin（丑陋得像原罪）

建议根据具体语境选择合适的用法，并注意"ugly"多用于负面描述，需结合上下文判断是否贴切。