arithmetic

英 [əˈrɪθmətɪk]

美 [əˈrɪθmətɪk]

n. 算术; 算术运算; 四则运算

复数：arithmetics　

Collins.1 / BNC.8791 / COCA.11378

牛津词典

noun

算术
the type of mathematics that deals with the adding, multiplying, etc. of numbers
1. He's not very good at arithmetic.
  他不太擅长算术。
算术运算；四则运算
sums involving the adding, multiplying, etc. of numbers
1. a quick bit of mental arithmetic
  快速心算
2. I think there's something wrong with your arithmetic.
  我认为你的计算有错。

The noun is pronounced /ə'rɪθmətɪk/. The adjective is pronounced /ˌærɪθ'metɪk/. 名词读作/ə'rɪθmətɪk/，形容词读作/ˌærɪθ'metɪk/。

N-UNCOUNT 算术
Arithmeticis the part of mathematics that is concerned with the addition, subtraction, multiplication, and division of numbers.
1. ...teaching the basics of reading, writing and arithmetic.
  教授阅读、写作和算术的基础知识
2. ...an arithmetic test.
  算术测验
N-UNCOUNT 演算；计算
You can usearithmeticto refer to the process of doing a particular sum or calculation.
1. 4,000 women put in ten rupees each, which if my arithmetic is right adds up to 40,000 rupees.
  4,000名妇女每人放入10个卢比，如果我算得对的话，总数将达到4万卢比。
N-UNCOUNT （某形势的）数据统计
If you refer tothe arithmeticof a situation, you are concerned with those aspects of it that can be expressed in numbers, and how they affect the situation.
1. The budgetary arithmetic suggests that government borrowing is set to surge...
  预算数字表明政府借款将要大幅增加。
2. The arithmetic is finely balanced: the socialists and their allies do not have an overall majority.
  该估算是经过仔细权衡的：社会主义者和他们的同盟并不占绝大多数。
ADJ 算术的;运算的
Arithmeticmeans relating to or consisting of calculations involving numbers.
1. ...a processor which performs simple arithmetic operations such as adding or multiplying numbers.
  可进行加法或乘法等简单运算的处理器

noun

the branch of pure mathematics dealing with the theory of numerical calculations

adj

relating to or involving arithmetic
1. arithmetical computations
Synonym:arithmetical

This paper introduces the features and usages of the optimization toolbox of MATLAB, analyzes the usual optimization arithmetic.
介绍了MATLAB优化工具箱及其使用方法，分析了常用的最优化算法。
To adopt the parallel CRC arithmetic further improved the compute speed of GFP processor.
采用了并行CRC算法，进一步地提高了GFP处理器的处理速度。
The waiter got his arithmetic wrong.
服务员算错了账。
He is good at arithmetic.
他擅长算术。
According to this, the framework and arithmetic of the device were introduced.
在此基础上，介绍了本仪器的软、硬件结构及算法。
The general template-module selection arithmetic is investigated.
研究了通用模板模块的选择算法；
Note: A processor consists of at least an instruction control unit and an arithmetic and logic unit.
注：处理器至少包含有一个指令控制器和一个算术与逻辑运算器。
They will concentrate on teaching the basics of reading, writing and arithmetic
他们将集中教授阅读、写作和算术基础知识。
This article examined an applet that has the ability to evaluate arithmetic expressions step by step.
本文分析了一个applet，它能一步一步的对算术表达式求值。
The arithmetic is finely balanced: the socialists and their allies do not have an overall majority.
该估算是经过仔细权衡的：社会主义者和他们的同盟并不占绝大多数。