subtraction
英 [səb'trækʃ(ə)n]
美 [səb'trækʃən]
n. 扣除; 减法
复数：subtractions
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.- 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。 - 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。
- Mandy subtracted the date of birth from the date of death...
英英释义
noun
- the act of subtracting (removing a part from the whole)
- he complained about the subtraction of money from their paychecks
- an arithmetic operation in which the difference between two numbers is calculated
- the subtraction of three from four leaves one
- four minus three equals one
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。 - This new algorithm uses the background subtraction method to get the foreground image, and then gets the binary image using threshold value and makes the morphology processing.
该算法利用背景差法获得前景图像，然后进行二值化和形态学处理，再和背景帧进行比较来对滞留和搬移物体进行检测和分类。 - 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。 - One of the common methods is based on the background subtraction.
减背景法是常用的方法之一，但其受环境光照影响； - The arithmetic operations include addition, subtraction, multiplication and division.
算术运算包括加、减、乘和除。 - 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。 - A method for performance evaluation of motion detection algorithm based on background subtraction;
分析了时间差分法、背景减除法、光流法等常用的几种运动人体检测算法。 - 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。 - 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。 - The plus sign is used in addition and the minus is used in subtraction.
加号用于加法；减号用于减法。