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Jason dean and terence poon contributed to this article .

jasondean和terencepoon对本文亦有贡献。

The bidens contributed about $ 5000 to charity .

拜登一家向慈善事业捐助了5000美元左右。

So what contributed to their unusually long lives ?

那是什么导致了显著的长寿呢？

Financial companies contributed about one-third of the $ 736 billion of dividends paid globally by quoted firms in 2007 .

2007年，金融公司捐献了涉及全球公司的7360亿美元分红的三分之一。

Such losses contributed to the 1991 balance-of-payments crisis .

这种损失造成了1991年国际收支平衡危机。