英汉词典

sum 基本解释

n.

总数；算术；金额；概略，要点

vt.& vi.

总计；总结，概括；归纳；

变形

复数：sums过去式：summed过去分词：summed现在分词：summing第三人称单数：sums

双语释义

n.(名词)[S] 总数,总和total[C] 金额 amount of money[P] 算术 problem in arithmeticv.(动词)vt. 合计 give the total ofvt. & vi. 总结; 归纳 express briefly the chief points of what has been said

英英释义

sum[ sʌm ]

n.a quantity of money

"he borrowed a large sum"

同义词：sum of moneyamountamount of money

a quantity obtained by the addition of a group of numbers

同义词：amounttotal

the final aggregate

"the sum of all our troubles did not equal the misery they suffered"

同义词：summationsum total

the choicest or most essential or most vital part of some idea or experience

同义词：kernelsubstancecorecenteressencegistheartheart and soulinwardnessmarrowmeatnubpithnitty-gritty

the whole amount

同义词：totaltotalityaggregate

the basic unit of money in Uzbekistana set containing all and only the members of two or more given sets

同义词：unionjoin

v.be a summary of

"The abstract summarizes the main ideas in the paper"

同义词：summarizesummarisesum up

determine the sum of

同义词：totaltottot upsum upsummatetote upaddadd togethertallyadd up

sum 相关例句

词汇搭配

用作动词 (v.)～+名词

• sum a column of figures算出一串数字的总和
• sum the cost of the machine计算机器的成本

～+副词

• sum up是…的总和,总数; 总结,概括; 对…迅速作出判断或鉴定
• sum up one's assets计算某人的资产
• sum up sb's character in a term用一个词概括某人的性格
• sum up one's experience总结某人的经验

～+介词

• sum into总数达到
• sum to共计

词组短语

sum up总结；概述；计算…的总数

in sum总而言之；大体上

sum of money款项

a large sum of一大笔；大量的

sum total总数；总计；主旨

lump sum总额；汇总

dim sum（汉）点心

total sum总数，总金额

weighted sum加权和

zero sum零和的

sum insured保险金额；投保金额

direct sum[数]直和

zero sum game零和竞赛，零和博弈；零和对策

sum of squares平方和；统计表

the sum and substance要旨

vector sum向量和；矢量和

sum rule求和规则

check sum校验和

lump sum payment整笔付款；一次总算，一次总付

lump sum price混合价格；总括价格；整笔计价格

更多收起词组短语

同近义词辨析

amount, sum, number, quantity

这组词都有“总数、总量”的意思，其区别是：

amount普通用词，与quantity近义，但强调整体，指把所有数量、重量及度量归并在一起得出的总数。

sum普通用词，指简单加算的结果。

number普通用词，指人或物的数目，强调数的概念。

quantity书面用词，指事物的总量和总数量，侧重大批计量，含准确测量的意味。

total, whole, sum

这组词都有“总数、全体”的意思，其区别是：

total指总量之大，强调每一构成部分或成分均被计算在内。

whole着重其中没有部分或成分被忽略不计。

sum指两个或更多的数目相加的总和。

双语例句

用作名词(n.)

1. I had to spend a large sum of money to get it back.
   我得花一大笔钱才把它弄回来。
2. I save a nice little sum out of my wages each week.
   我从每周的工资中节省一笔可观的金额。
3. The sum of 5 and 3 is 8.
   五加三的总和是八。
4. Is that the sum of what you've done in the last two years?
   这就是你最近两年中完成的全部数量吗？
5. What I just said is the sum of the book.
   我刚才所说的是这本书的要点。

用作动词(v.)

1. We can sum up the main point of the lesson in three sentences.
   我们可以用三句话来概括本课要点。
2. So, to sum up, we need to concentrate on staff training.
   概括地说，我们需要集中精力进行职工培训。
3. The last section sums up all the arguments on either side.
   最后一部分总结了双方的全部论点。
4. Please sum up what you said just now.
   请把你刚才说的总结一下。
5. Now, I sum them up in 3 main points.
   下面，我将其归纳为三点。
6. These instances sum up to several dozen.
   这些例子总计达数十个。

权威例句

Factor graphs and the sum-product algorithm
Factor graphs and the sum-product algorithm
Factor graphs and the sum-product algorithm
Duality, achievable rates, and sum-rate capacity of Gaussian MIMO broadcast channels
Duality, achievable rates, and sum-rate capacity of Gaussian MIMO broadcast channels
Analysis of sum-product decoding of low-density parity-check codes using a Gaussian approximation
Analysis of sum-product decoding of low-density parity-check codes using a Gaussian approximation
Surface properties probed by second-harmonic and sum-frequency generation
Lattice basis reduction: Improved practical algorithms and solving subset sum problems
Lattice Basis Reduction: Improved Practical Algorithms and Solving Subset Sum Problems