The Sandia prototype's solar collector has an area of about 20 square meters (215 square feet) for a reactor the size of a beer keg.

桑迪亚原型的太阳能采集器有一个约20平方米（215平方英尺）的面积，用于一个啤酒桶大小的反应堆。

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Each type of network has its own focus area, member size, geographical spread, societal impact and objective.

每一种网络都具有自己独特的关注领域、成员规模、地域分布、社会影响和目标。

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Conservationists say deforestation on Borneo island has claimed an area the size of some European countries and continues virtually unabated.

环保人士指出，森林采伐已导致婆罗洲岛的大片森林消失，其面积甚至相当于一些欧洲国家的国土面积，但采伐活动仍在继续。

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The oil,as you can see,has depth. It's not only the size of Manhattan in area, but it is several hundred meters in depth."

VOA: standard.2010.05.17

John Regan is a medium-size builder in the Washington DC area who has just completed a high-end condominium project in the upscale suburb of McLean, Virginia.

BBC: Housing meltdown hits US economy

Estimated to be around the size of Texas, this contaminated area of ocean has by some estimates more plastic than food for marine life.

CNN: Boat of plastic to set sail with environmental message

Every summer an extra area of ice six times the size of California has been disappearing.

ECONOMIST: An imminent answer to an Arctic riddle