arithmetic

算术，算法英释nnthe science of numbers involving adding, multiplying etc

1 arithmetic mean,算术均数；等差中项

2 arithmetic average,算术平均数

3 arithmetic operation,算术运算

4 mental arithmetic,心算

5 arithmetic expression,算术表达式

6 arithmetic unit,运算器；运算部件

7 theoretical arithmetic,理论计算

8 arithmetic logic unit,算术逻辑单元

9 arithmetic progression,等差级数，等差数列；算术级数，算术数列

1 ...teaching the basics of reading, writing and arithmetic..…教授读、写、算的基本知识。