Prices in Phoenix,Arizona, are now fifty percent below their highest levels of three years ago.

VOA: special.2009.05.08

But this is where for lack of a better term non-western countries really formally challenged at the highest levels and the lowest, too.

之所以这么说，是因为找不到更好的表达方式了,这表明非西方国家,从最高层面和最低层面都提出了挑战。

普林斯顿公开课 - 人性课程节选

Exports tumbled and joblessness rose to its highest levels in several years.

VOA: standard.2009.09.09

The rescue operation to free him, approved at the highest levels of the British government, is being criticized in both Kabul and London amid reports that the captives were close to being freed through negotiations.

VOA: standard.2009.09.10

His team found that levels of stress were highest among adults between the ages of twenty-two and twenty-five.

VOA: special.2010.08.03

The researchers said those with the highest level of cortisol were five times more likely to die from cardiovascular causes than those with the lowest levels.

VOA: special.2010.10.12