But over timeproductivity is essential to improving living standards.
但随着时间的流逝，劳动生产率是提高生活标准的关键。
2
The Institute spends a lot of time scratching its head about how to boost American productivity.
这家研究所花大量时间绞尽脑汁思考怎样推进美国的生产力。
《柯林斯英汉双解大词典》
3
Productivity often suffers, as employees spend their time sharing rumours and providing one another with moral support rather than focusing on their jobs.