As people improve the standard of living, cars play an increasingly important role in people's life. Vehicle safety and traffic safety becomes a hot issue of concern.

随着人们生活水平提高，汽车在日常生活中发挥着越来越重要的作用，车辆安全和交通安全成了人们关注的热点问题。

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In the future, they will improve our health care, social welfare and standard of living.

在未来，他们将改善我们的医疗保健、社会福利和生活水平。

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Advanced modern knowledge can feed the hungry people of the world and improve their standard of living.

先进的现代知识可以养活世界上饥饿的人们，提高他们的生活水平。

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While technology continues to improve the standard of living for millions, there are still millions more living in abject poverty.

CNN: Commentary: Let's launch the 'next revolution'

And that entrepreneurship can also generate profits and improve the standard of living of millions of poor by improving their health and reducing poverty.

FORBES: Angelina Jolie Proves Medical Care Saves Lives -- If You Can Get It

Advocates say the lake and dam are arrogant examples of man's attempt to corral nature to improve the quality of life and standard of living.

FORBES: Fact and Comment