In recent decades jobs requiring middling skills have declined sharply as a share of total employment, while employment in high - and low-skill occupations has increased.

在近数十年，需要中等技能的岗位在就业总人数中迅猛下降。然而，需要高级技能和低级技能的岗位数量上升了。

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There are abundant fracture types including high angle shearing cracks, middling or low angle shearing cracks, transmeridional high angle tension cracks and meridional vertical shearing cracks.

裂缝类型包括，高角度（直立）剪切缝、低角度剪切缝、高角度张裂缝和南北向直立剪切缝。

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RESULTS: 48.49 % had low score for self image and 72.64%had middling score for social support, only 27.36%had high score for social support.

结果：48.49%的患者自我形象得分较低；72.64%的患者的社会支持得分在中等水平，只有27.36%患者得到较高的社会支持。

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Far more striking would be a cut in income tax, especially for earners on low and middling incomes.

ECONOMIST: Taxes in Germany

Bull markets usually end with high valuations, not low or middling ones.

FORBES: Q3 Ends in Midst of Bull Market; More Room to Run

So a Labour-controlled Treasury was not desperately keen to shout about how these phenomenally well-heeled people exploited tax loopholes to massively cut the rate of tax they pay on their income: in many cases their tax rates were below what those on low and middling incomes typically pay.

BBC: More than 70% of high earners paid 50% tax rate