sum,sum,sum是什么意思,sum怎么读,sum的用法
英 [sʌm] 美 [sʌm]
总数；算术；金额；概略，要点
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 arithmetic
- vt. 合计 give the total of
- vt. & 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 Uzbekistan
- a set containing all and only the members of two or more given sets
同义词：unionjoin
- a quantity of money
- 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
- be a summary of
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
- 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
- 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.)- 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。 - 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。 - The sum of 5 and 3 is 8.
五加三的总和是八。 - 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？ - What I just said is the sum of the book.
我刚才所说的是这本书的要点。
- 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。 - 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。 - 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。 - Please sum up what you said just now.
请把你刚才说的总结一下。 - Now, I sum them up in 3 main points.
下面，我将其归纳为三点。 - These instances sum up to several dozen.
这些例子总计达数十个。