股票价格也从没有像这样，以惊人的速度用绿色光芒的数字在电子磁带上这样上涨、波动、下跌，然后再次波动。
Never have the stock prices, which are flashed in green on the electronic tapes overhead, surged, dipped and surged again with such stupefying speed.
不仅仅是商业周期到了生产率增长速度减慢这一点，它还有加剧暂时生产率波动的几个特征。
Not only has the business cycle reached the point at which productivity growth usually slows, it also has several characteristics that may have exacerbated temporary productivity swings.
但大气波动会影响信号的传播速度，从而导致计算错误。
However, errors creep in when atmospheric fluctuations disrupt the signal speed.
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