我们有繁荣的经济，失业率远远低于区域平均值。

We have a buoyant economy and unemployment is considerably lower than the regional average.

《柯林斯英汉双解大词典》

然而，在非洲、美洲和欧洲区域的区域平均治愈率均低于85%。

However, the regional average cure rates in the African, American and European regions were below 85%.

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它具有分辨力高、非接触、区域平均和快速测量等优点，可获得多个表面粗糙度参数。

It has many advantages such as high-resolution, non destructive property, area-averaging and rapid measurement. It can obtain several surface roughness parameters.

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Because that pool may be average of 10 inches, but maybe it has places that are 20 feet deep, if it's a large pool.

由于该池平均10英寸深，或许它某些区域有20英尺深，如果它是一个大水池的话。

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