sum
音标发音
- 英式音标 [sʌm]
- 美式音标 [sʌm]
- 国际音标 [sʌm]
- 英式发音
- 美式发音
基本解释
- n. 金额；总数
- vi. 概括
- vt. 总结；合计
- n. (Sum)人名；(英)萨姆；(柬)孙；(俄、德、捷)苏姆；(越)森
词源解说
- 直接源自古法语的summe，意为总量；最初源自拉丁语的summa，意为高位。
同根派生
- adj性质的同根词
- sumless：无数的。
- n性质的同根词
- summation：和；[生理]总和；合计。
- summarisation：综述；概括。
- vi性质的同根词
- summarize：作总结；作概括。
- vt性质的同根词
- summarize：总结；概述。
- summarise：概括（等于summarize）；相加。
用法辨析
- sum作名词是“算术,总和”的意思,转化为动词作“总结,合计”解,一般指为了对某一事物有个大概的了解而用数字等方式对其进行统计,从而得出结论,强调结果而不强调方法。
- sum可用作不及物动词,也可用作及物动词,常与up连用,表示合并成一新的整体以产生一种单一而有力的效果。
- sum的过去式和过去分词均为summed。
v. (动词)
英汉例句
- The expenses came to an enormous sum.
开支总数巨大。 - Contributions summed into several thousand yuan .
捐款总数达数千元。 - The accountant summed the cost of the machine.
会计师计算了机器的成本。
用作名词 (n.)
用作动词 (v.)
用作不及物动词: S+～(+A)
用作及物动词: S+～+ n./pron.
词组短语
- 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 总结；概述；计算…的总数
- sum up one 's experience 总结某人的经验
- sum up sb 's character in a term 用一个词概括某人的性格
- sum into 总数达到
- sum to 共计
- dim sum （汉）点心
用作动词 (v.)
～+名词
～+副词
～+介词
短语
英英字典
- (AMOUNT OF MONEY) an amount of money
- (TOTAL) the whole number or amount when two or more numbers or amounts have been added together
- (CALCULATION) a calculation, especially a simple one, using such processes as adding, taking away, multiplying, or dividing
- A sum of money is an amount of money.
- In mathematics, the sum of two or more numbers is the number that is obtained when they are added together.
- The sum of something is all of it. You often use sum in this way to indicate that you are disappointed because the extent of something is rather small, or because it is not very good.
- A sum is a simple calculation in arithmetic.
- &rarrsee also lump sum
- the standard monetary unit of Uzbekistan, divided into 100 tiyin
剑桥英英字典
柯林斯英英字典
专业释义
- 和
- 总数
- 选言命题
- 总输出编组开关
- 求和