the upper class

基本解释

A 2010 Pew study showed that the typical middle-class family had lost 23 percent of its wealth since the recession began, versus just 12 percent in the upper class.
一份2010年皮尤（译注：皮尤研究中心）研究报告表明，从衰退开始，典型的中产阶级家庭已经损失了23%的财富，与此相对应的是上层阶级仅损失了12%。
As a member of the upper middle class, Drum doesn't think a move to the upper class would make that much of a difference in his lifestyle, but giving up computers and the internet would.
作为中上阶级，他认为爬到上层阶级并不会使他的生活方式改变很多，而放弃电脑和网络则不然。
The people of the upper class wore usually gowns made out of silk because they were the only ones who were able to, peasants First Communion Dresses being forbidden to wear or posses them even.
上层社会的人们往往偏爱丝质礼服，因为只有他们拥有此种特权，农民们则无权穿戴或拥有此类服装。

The suspect was born in a tiny northwestern village to an upper-middle class family.
As you move later in their history, you find you can guess that there would be councils that were not purely of nobles but might be of wealthy people, but they would always be a minority and come from the upper class.
随着你们进一步了解希腊的历史,你们能轻易猜想到议会组成人员中,不仅仅只有贵族,还有富人,但他们都是来自上层阶级的少数人
耶鲁公开课 - 古希腊历史简介课程节选
By keeping women under the household of the men of their original family, the upper-class Romans tried to balance these different households in size and importance.
所以女子保留娘家的家户关系，有助于罗马上层阶级,平衡不同家户的规模及地位。
耶鲁公开课 - 新约课程节选

Opponents will argue that the wealth of the upper class should have no effect on the lower classes.
FORBES: Average America vs the One Percent