A spokeswoman for the mayor's office, Joanna Dovan,says the Pittsburgh area has been working to improve its air quality.

VOA: special.2009.07.13

It's a puzzle, but it has for its delight a kind of solitary quality, both of the composer and of the solver of the chess problem.

它是一个谜语，却具有某种令人愉快的自我的特性，不论是设题的人还是解题的人都能感知到。

耶鲁公开课 - 1945年后的美国小说课程节选

So, language is this communal set of rumors spiritualized by its very vagueness and shared quality.

因此，语言以其模棱两可的特性,营造出这种精神化的谣传的公社氛围。

耶鲁公开课 - 1945年后的美国小说课程节选

Last month the Care Quality Commission (CQC) gave the JPH its second formal warning over its quality of care.

BBC: Wendy Slaney

Buick does have at least two things in its favor: Its quality and reliability are among the best in the industry.

FORBES: Can This Brand Be Saved?

"Switzerland's appeal doesn't just depend on its corporate laws, " she said, citing the country's ability to innovate, its educated population and its quality of life as other important attractions.

CNN: Swiss vote for executive pay curbs