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。
Some of her letters had been discovered in a keg of ale belonging to a brewer who had delivered beer to the house.
在一个为庄园送啤酒的商人的酒桶里，人们发现了她的一些信件。
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, Stechel says.
在桑迪亚原型中，太阳能采集器总面积约为20平方米(215平方英尺)，每个反应堆大小跟啤酒桶差不多。
Keg – Officially called a half-barrel, a keg contains roughly200 12-ounce servings of beer.
指半个大桶，通常一个小桶可以装200个12盎司的啤酒。
The bar tender tapped a new keg of beer.
酒吧招待开了一桶新啤酒。
The bar tender tapped a new keg of beer.
酒吧招待开了一桶新啤酒。
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