By definition, states had at least three social levels.

根据定义，各州至少有三个社会阶层。

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States had at least three social levels, usually, an upper class of rulers, a middleclass comprised of managers and merchants, and a lower class of crop producers and agricultural laborers.

国家中至少有三种社会阶层，上层阶级（执政），中产阶级（商人，管理者）和下层阶级（农民，工人）。

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Another measured well-being at the emotional, physical, functional and social levels.

还有一项健康指数的测定，包括情绪、体格、功能和社会水平。

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Faulkner ties the three levels of individual psychology, social history and tragedy into a whole.

VOA: special.2010.01.10

is to see through the group of human rights, if there are certain levels of social justice that we can ensure for every last person simply because they are human.

它提出要看到所有这些人权的本质，如果存在不同层次的社会正义,我们就要保证每个人获得某种程度的正义,就因为他们是人。

普林斯顿公开课 - 人性课程节选

He points to studies that show lower levels of social cohesion in places with high levels of immigration.

ECONOMIST: Immigrants

Social inequality is rising at a time when the escalators of social mobility are slowing (America has lower levels of social mobility than most European countries).

ECONOMIST: Lexington: Poison Ivy | The

Key improvements recognised by the watchdog included an improvement in staff levels, a reduction in social worker caseloads to "manageable" levels, and an improvement in the identification of children at risk.

BBC: Kent's children's services rated 'adequate' by Ofsted