Some of the biggest foundations base their grant-giving on a three-year average of their assets.

一些大型基金会以以往三年平均资产为基准衡量捐赠数额。

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The average summer temperature at McMurdo Station, the American research base on Ross Island, has inched up 2.7 degrees Fahrenheit in the past 30 years, records show, more than the global average.

麦克默多站（McMurdo Station）是位于罗斯岛（Ross Island）美国研究基地，研究记录显示，在过去的三十年间，这里的夏季平均气温上升了摄氏1.5度，超出了全球平均升温幅度。

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When the average person hears the term "asset-backed securities" he may well think of some of the crazier structures built on the rickety base of subprime mortgages.

当一个普通人听说“资产支持证券”这样的专业名词时，他很可能把它当作某种建立在次级债虚弱基础上的疯狂的结构产品。

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The weighted on-base average, a sabermetric measure of offensive performance, of each team's first basemen over that span is .356.

WSJ: Albert Pujols: Who Needs Him?

That's per a new report by the job information website Glassdoor.com, which ranked technology employers based on the average annual base pay they give their marketing managers.

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As he does so, two of his most impressive career statistics sit on precipices: his batting average (.304) and on-base percentage (.402).

WSJ: Chipper Jones and The Downside to One More Year