I was disappointed by the quality of the wine.

这酒的质量令我失望。

《牛津词典》

The quality of the training has vastly improved.

训练的质量已经大幅度提高。

《牛津词典》

Everyone can greatly improve the quality of life.

人人都能大幅提高生活质量。

《柯林斯英汉双解大词典》

And in societies where there is less trust between people, the quality of the legal system plays a larger part.

VOA: special.2009.12.19

The same nations and the short life expectancy of birth probably the lowest quality of life in other areas.

这一数字在下降，在上述国家,新生儿预期寿命较短，某些区域生活质量极低。

麻省理工公开课 - 媒体、教育、市场课程节选

And so it's a nicer place to be if you like having a good quality of life.

所以，如果你想有个高质量的生活，那里是个很好的居住地。

关于伦敦的全部 - SpeakingMax英语口语达人

The aim is to improve performance and quality of service, reduce costs, and simplify management.

BBC: Network Rail faces a 'monumental' task, says Mr Bowker

Close attention to detail and quality of work, balanced by ability to manage heavy workload.

UNESCO: I

The quality of pictures is measured in pixels microscopic points of color per square inch.

FORBES: How an outsider's vision saved Kodak