在第四面，有由华美的柱子支撑的走廊，站在上面可以俯瞰所有阶梯。
On the fourth side, covered verandas supported by ornate pillars overlook the steps.
在世界上经研究的社区中，几乎有一半的人口正在社会经济的阶梯上向上或向下移动，往往是同样的人在不同的时间内上行而后又下跌。
In the studied communities in the world, close to half the population is moving up or down the socioeconomic ladder, often with the same people rising and then falling at different times.
的确，社会科学家已经不再确定在美国“无阶级”社会中攀登幸福生活的阶梯是否要比据称有等级阻碍的西欧国家更加容易。
Indeed, social scientists are no longer sure whether it is still easier to climb the ladder in the "classless" United States than it is in the supposedly class-hobbled lands of Western Europe.
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