arithmetic
UK/ә'riθmәtik/US
TOEFL高考四级六级考研B1
释义
n.
The branch of mathematics dealing with addition, subtraction, multiplication, and division of numbers.
算术(加减乘除的数学分支)。
adj.
Relating to arithmetic (often /ˌærɪθˈmetɪk/, as in arithmetic progression).
算术的(重音常移至第三音节,如 arithmetic progression 等差数列)。
词根拆分
词根派生arithmroot
+
-etic与...有关的
=arithmetic
源自希腊语 arithmos「数」+ -ikos(即 -ic 后缀)=「与数有关的」,即用数运算之术。后缀标记它是一门领域;arithm 承载「数」之义。
使用指南
- 名词 arithmetic(学科):重音在第二音节 a-RITH-me-tic。
- 形容词 arithmetic(arithmetic mean/progression):重音移到第三音节 a-rith-MET-ic。
例句
- 1.
Children learn basic arithmetic before moving on to algebra.
孩子们在学代数之前先学基础算术。
- 2.
She did the arithmetic in her head and found the error.
她心算了一下,发现了错误。
- 3.
The numbers increase in an arithmetic progression.
这些数按等差数列递增。