Consumer and business confidence rose in the euro area in September, with Germany leading the economic-sentiment indicator for the 16-member currency union close to a three-year high.

今年九月，因为以德国为首的十六成员货币联盟经济信心指数达到近三年的最高点，欧元地区的消费者和企业信心猛增。

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Per capita commercial area is an important indicator of saturation for an international city of circulation.

人均商业面积是体现一个国际城市流通业饱和度的重要指标。

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Based upon these research results, the authors concluded that the count of Bacilus cereus spore in soil sample is an important indicator of gold content in gold ore deposit area.

依据这些研究，作者认为蜡质芽孢杆菌孢子数是指示金矿床区金含量多少的一项重要指标。

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Frogs, which breathe and process toxins through their skin, are considered a promising area for pharmaceutical research and a bio-indicator that can tell scientists about what's going on in the environment.

NPR: Alarm Over Vanishing Frogs In The Caribbean

The Napa Valley Wine Auction, an annual event to raise money for area charities, has been a somewhat reliable leading indicator of economic health.

FORBES: Magazine Article