subtraction

英 [səb'trækʃ(ə)n]

美 [səb'trækʃən]

n.  扣除; 减法

复数：subtractions　

高考TOEFLTEM8计算机

BNC.21520 / COCA.21980

柯林斯词典

• VERB 减;减去
  If yousubtractone numberfromanother, you do a calculation in which you take it away from the other number. For example, if you subtract 3 from 5, you get 2.
  1. Mandy subtracted the date of birth from the date of death...
     曼迪用去世的日期减去出生的日期。
  2. We have subtracted $25 per adult to arrive at a basic room rate.
     我们已给每位成人房客减去了 25 美元，这就是基本的房费价格了。

英英释义

noun

• the act of subtracting (removing a part from the whole)
  1. he complained about the subtraction of money from their paychecks
  Synonym:deduction
• an arithmetic operation in which the difference between two numbers is calculated
  1. the subtraction of three from four leaves one
  2. four minus three equals one
  Synonym:minus

双语例句

• Businessman's books, records income and expenditure, two Numbers subtraction, is profitable.
  商人的书，记录收入和支出、两个数字减法，是有利可图。
• There will be simple tests in addition, subtraction, multiplication and division.
  会有对加、减、乘、除运算的简单测试。
• Arithmetic on BigDecimal values is provided by methods for addition, subtraction, multiplication, and division.
  用于加、减、乘和除的方法给BigDecimal值提供了算术运算。
• Method of speech enhancement based on recursive averaging and spectral subtraction
  利用递归平均和谱减技术的语音增强方法
• An approach to speech-sound enhancement is proposed based on the spectral subtraction.
  提出了一种基于谱减法的语音增强算法。
• Number Keys and Basic Math Functions: Addition, Subtraction, Multiplication, Division.
  有多少钥匙和基本的数学函数：加法，减法，乘法，记名表决。
• In subtraction, one never "carries" a digit or bit on to the next left place-weight.
  在减法，一个从来没有“携带”数字或比特的下一个离开的地方体重。
• In other words, we can use the magic of subtraction.
  换句话说，我们可以借助减法的魔力。
• This article proposes a pretreatment algorithm based on image registration and digital subtraction.
  论文提出了一种利用图像配准和数字差影的快速预处理算法。
• The easiest one to remember is that multiplication and division happen before addition and subtraction.
  其中，最简单的规则就是乘法和除法在加法和减法之前完成。