他们是“老师”，而另外一个人是“学习者”。他们坐在一个机器前，上面有标着逐渐增大的电压值的刻度盘。

Told they would be the 'teacher and another person the' learner ', they sat in front of a machine with a number of dials labelled with steadily increasing voltages.

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由于消费者信贷余额的公布时间十分滞后，而且(直到不久前)这一指标通常都是上涨的，因此它一般不会对市场产生明显影响。

Usually consumer credit doesn't move markets because of the hefty delay in the timing of the report, and because -- until lately -- it usually rose.

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整体的标普500指数在五年前的指标之上，房产建筑商信心指数在60%以下。

The overall S&P 500 index is above its mark of five years ago; the homebuilders index is 60% below.

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