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

• 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。
• 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
• The first two basic operations in mathematics are addition and subtraction.
  数学中两个最基础的运算是加和减。
• Objective To evaluate the clinical application of contrast-enhanced digital subtraction MRI in vertebral metastases.
  目的评估增强减影在脊椎转移瘤MRI中的应用价值。
• When combining addition and subtraction with multiplication and division it is necessary to take interim totals.
  当加减法和乘除法联合运算时，必需取得中间和数。
• The arithmetic operations include addition, subtraction, multiplication and division.
  算术运算包括加、减、乘和除。
• Background subtraction and interference correction are the crucial processes to improve the precision and the resolving power of the electron microprobe analyzer.
  对提高电子探针分析精度和分辨本领的关键和难点-背景扣除和重叠峰修正的理论和方法发展进行了综述。
• Requires addition, subtraction, multiplication, division a function of the design.
  要求加法、减法、乘法、除法各设计一个函数。
• This service is a simple math calculation service, providing addition and subtraction operations.
  该服务是一个简单的数学计算服务，提供了加法和减法操作。
• You've just learnt the subtraction.
  你们刚学了减法。