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You pay regular premiums and in return the insurance company will pay out a lump sum.

你定期交纳保险费，作为回报，保险公司会一次性付给你一笔钱。

《柯林斯英汉双解大词典》

XPath also has a sum function, which will take the contents of the matching nodes, convert them to numeric values, and return the sum of those values.

XPath也有一个sum函数，它以匹配节点的内容作为参数，将这些参数转换成数值，并返回这些值的和。

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Merchant cash advances can be higher: They charge annual rates up to 70%, collecting a slice of credit-card receipts in return for a lump sum.

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But some firms, most famously Matsushita, a big electronics manufacturer, have introduced a new scheme in which employees waive the lump sum at retirement in return for a higher salary.

ECONOMIST: Still work to be done

Whenever someone in the working poor or middle class receives a large sum of money, such as a tax return, he will usually spend all of that money.

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