n.算術(shù)；計算

adj.算術(shù)的

I'm good at history but not so hot at arithmetic. 我的歷史成績不錯，但算術(shù)不太好。

He got the answer by mental arithmetic. 他用心算得出了答案。

My job is to instruct you in arithmetic. 我的工作就是指導(dǎo)你學(xué)算術(shù)。

I saw him puzzle over an arithmetic problem. 我看見他正在苦心思索一道算術(shù)題。

Who can solve this simple arithmetic problem? 誰會做這道簡單的算術(shù)題?

adj.算術(shù)的；算術(shù)上的

n.算數(shù)；算法

=arithmetic.

adv.算術(shù)上地

n.算術(shù)家

算術(shù)