That is a staggering outlay, but it would free up American natural gas, which now generates 22% of the country’s electricity, to be used for motor vehicles.

这是一项巨大的支出，但它将会节省用来生产占国家电力22%的天然气，从而将之用于天然气汽车。

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American audiences prefer natural, spontaneous delivery that conveys a lively sense of communication.

美国观众更喜欢自然、自发的表达方式，传达一种生动的交流感。

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Likewise, the incredibly perfect speeches of many American academics are far from natural.

同样，许多美国学者难以置信的完美演讲也远非自然。

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Mario Ritter has more. The American Museum of Natural History in New York City has a most unusual object on exhibit.

VOA: special.2009.10.30

I'm Faith Lapidus. One of the world's great natural wonders is in the state of New Mexico, in the American Southwest.

VOA: special.2010.01.04

After her trips, Margaret Mead always returned to the American Museum of Natural History in New York City.

VOA: special.2010.01.17

The American natural gas boom has been much in the news over the past year.

FORBES: The International Energy Agency Catches Up With America's Oil Producers

Also in 1985 with American Natural Resources, and in 1986 with Standard Oil of Ohio and in 2000 with General Motors.

FORBES: Magazine Article

The North American natural gas market has been driven by price-induced responses, said analysts at Goldman Sachs, but it is slowly transitioning to policy-induced changes.

FORBES: 2012 Outlook: Natural Gas Prices Likely To Remain Under Pressure, For Now