arithmetic

名词 arithmetic:

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

形容词 arithmetic:

1. relating to or involving arithmetic
   同义词：arithmetical

1. A generalization of arithmetic in which symbols, usually letters of the alphabet, represent numbers or members of a specified set of numbers and are related by operations that hold for all numbers in the set.
   代数学计算的普遍原理，其中通常为字母表中字母的符号，其代表数字或一组特定数字中的几个数字，它们通过对组中全部数字都适合的运算法则相联系
2. A string of one or more characters used to separate or organize elements of computer programs or data; for example, parentheses, blank character, arithmetic operator, if, "BEGIN".
   用来分隔或组织计算机程序元素或数据元素的字符或字符串。例如括号、空格符、算术运算符、if(如果)、“BEGIN＂等。
3. I'm good at history but not so hot at arithmetic.
   我的历史成绩不错，但算术不太好。
4. The little boy was not good at arithmetic.
   这个小男孩算术不太好。

a.rith.me.tic

n.Mathematics （名词）【数学】
The mathematics of integers, rational numbers, real numbers, or complex numbers under addition, subtraction, multiplication, and division.
算术：整数，有理数，实数或复数进行加，减，乘和除的运算
A book on this kind of mathematics.
算术教科书：关于这种运算的书

来源：
Middle English arsmetike, arithmetic
中古英语 arsmetike, arithmetic
from Old French arismetique
源自 古法语 arismetique
from Late Latin arismetica
源自 后期拉丁语 arismetica
alteration of Latin arithmôtica
拉丁语 arithmôtica的变化
from Greek arithmôtikô tekhnô [(the art) of counting]
源自 希腊语 arithmôtikô tekhnô [计数的（艺术）]
from arithmein [to count]
源自 arithmein [计算]
from arithmos [number] * see ar-
源自 arithmos [数字] *参见 ar-

【引伸】
ar.ithmet.ic
ar.ithmet.ically
adv.（副词）
arith.meti.cian