名词
中文翻译：上层阶级
同义词：
['high class', 'upper crust', 'elite', 'aristocracy例句：1. The upper-class families have always been the center of attention in society.（上层阶级的家庭一直是社会的焦点。）']
例句：
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1. The upper-class families have always been the center of attention in society.
上层阶级的家庭一直是社会的焦点。
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2.She was raised by a family that belonged to the upper-class.
她被一个属于上层阶级的家庭抚养长大。
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3. He is considered an upper-class man because he owns a successful business.
他被认为是一个上层阶级的人，因为他拥有一家成功的企业。