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》

The company has invested a six-figure sum in an electronic order-control system which is used to keep stores stocked.

这家公司已经耗资6位数购买了电子定单控制系统来为商店进货。

《柯林斯英汉双解大词典》

In those days, $20 was not a sum to be sniffed at.

那时候，20元不能不当回事。

《牛津词典》

And what's important to keep in mind about formal charge is if we have a neutral atom, such as we did in thionyl chloride here, the sum of the individual formal charges on individual atoms within the molecule have to equal 0.

而关于形式电荷记住一点是很重要的,那就是如果我们有一个中性原子，比如亚硫酰氯，那么这个分子中的所有原子的,形式电荷之和应该等于零。

麻省理工公开课 - 化学原理课程节选

If the product is just the sum or multiple of a sum of the inputs, there wouldn't be much of a point working in a team at all.

如果总收益只是投入的和或者倍数,那这样合作也没什么意思了

耶鲁公开课 - 博弈论课程节选

A mobile army of metaphors, metonymies, anthropomorphisms in short, a sum of human relations which became poetically and rhetorically intensified," "and are now no longer of account as coins but are debased."

一支由暗喻，转喻，拟人组成的机动部队,简单来说，人们之间的关系,诗意般地在修辞上加强了“,人们之间的关系不再值钱，而被贬低了“

耶鲁公开课 - 文学理论导论课程节选

This is understandable because managing a small sum of money in the early accumulation years is quite different than managing a large sum in retirement.

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Generally, life insurance death benefits paid to a beneficiary in a lump sum are not treated as income to the recipient.

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The landlord laid off its risk by signing a contract with an electric billing service in which the landlord paid a fixed sum in advance to cover its bills for the winter.

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