The average ratio of tax payments to operator revenues is 30%. On average the mobile industry, which accounts for 4% of GDP, contributes 7% of national tax revenue.

平均来说营业额的30%要交税，平均来说，占GDP总额4%的电信产业却贡献了7%的国家税收收入。

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Starbucks slid 2.4 percent to $32.29. The world’s biggest coffee-shop operator forecast second-quarter profit will be as much as 33 cents a share, below the 35 cents analysts projected on average.

星巴克公司股价下跌2.4%，至32.29美元，星巴克公司预计第二季度利润约合美股33美分，低于分析师平均预计的35美分。

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In the process of pretreatment, noise lowering and edge sharpening of images is realized with average filtering waves operator to. enhance the image quality.

图像预处理采用平均滤波算子图像去噪、边界锐化以提高图像质量。

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My guess is, however, that their demagoguery is working in the sense that the average taxi-cab or beauty-parlor operator probably thinks that raising the top tax rates affect only millionaires and billionaires.

FORBES: Lying With Words As Well As Statistics

And while Virgin is often cited as the most expensive operator in the country Smith says that the average price paid for a ticket on the West Coast line has actually fallen in the last decade due to the range of discounts available.

BBC: Searching for the most expensive train journey

The Chicago Merc is part of CME Group, the biggest futures-exchange operator in the U.S., handling an average of 12.5 million contracts a day.

WSJ: An Economy Caught in a Web