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
- 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。 - 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。 - 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。 - 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。 - 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。 - Background subtraction should be solved at first in intelligence surveillance and auto target recognition.
背景消除是智能视觉监控和自动目标识别与跟踪首先要解决的问题。 - 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。 - 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。 - So the adding and the subtraction of vectors is way more complicated than just scalars.
因此矢量的加法和减法,要比标量复杂。 - 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。