arithmetic
翻译
算术, 计算
例句
I was never good at arithmetic in school.
我上学时算术从来都不好。
Basic arithmetic includes addition and subtraction.
基本算术包括加法和减法。
语法模式
((noun)) 算术 I was never good at arithmetic in school.
近义词
同义词：mathematics, calculation, computation
词源
源自希腊语“arithmos”（数字）和“techne”（艺术，技巧）。
记忆技巧
可以联想“a-RHYTHM-etic”——数字的节奏。