Natural resources should be handed on to the next generation intact.

自然资源应该完好无损地传给下一代。

《柯林斯英汉双解大词典》

Natural selection ensures only the fittest survive to pass their genes on to the next generation.

物竞天择确保只有最适应环境的物种才得以生存下来，把基因传递给下一代。

《柯林斯英汉双解大词典》

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He worried about its future. Roosevelt wrote: "I recognize the right and duty of this generation to develop and use the natural riches of our land.

VOA: special.2010.08.12

Most of the electricity Americans use is produced by coal,natural gas, or nuclear generation.

VOA: standard.2010.03.23

The system will combine what are called formal argumentation techniques with Natural Language Generation (NLG), which essentially converts complex information and data into text summaries.

BBC: Robots and humans could 'talk' via new software

For its part, the North American Reliability Corporation (NERC), who oversees power market reliability, issued a December report highlighting that gas and power markets need to be more synchronized to effectively enable reliability in light of higher dependence on natural gas generation.

FORBES: Electricity and Gas Markets Are Out Of Synch: Sooner or Later, This Will Hurt Us

The biggest solar thermal plant ever built is in the Mojave Desert of California and generates 80 megawatts. (The biggest single photovoltaic installation produces 12 megawatts.) Solar thermal power prices range from 11 cents to 15 cents per kilowatt-hour, making it more expensive than natural gas generation at its lowest price, around 7 cents, but less expensive during peak hours.

FORBES: Magazine Article