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- The little boy was not good at arithmetic. 这个小男孩算术不太好。
- She grounded her pupils well in arithmetic. 她给自己的学生打下良好的算术基础。
- He got the answer by mental arithmetic. 他用心算得出了答案。
- He is good at mental arithmetic. 他擅长心算。
- 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。
- He brushed up on fractions before taking the arithmetic test. 在参加算术考试前他又重温了分数。
- theoretical arithmetic 理论计算
- It's a theoretical possibility, but I don't suppose it will happen. 这是一种理论上的可能性，但我认为这种情况不会发生。
- This book is too theoretical; I need a practical one. 这本书理论性太强，我需要一本实用的。
- The government and central bank were in theoretical harmony. 政府与中央银行按理论是协调一致的。
- What's the correct answer to this arithmetic question? 这道算术问题的正确答案是什么?
- My brother is poor at arithmetic. 我弟弟的算术很差。
- Her school report shows that she is weak at/in arithmetic and biology. 从她的学习成绩单可看出她算术和生物成绩差。
- The old professor had presided over a seminar for theoretical physicists. 老教授主持了一次理论物理学家的研讨会。
- Some hard problems in arithmetic bewilder me. 算术上一些难题使我糊涂。
- We do addition and subtraction in arithmetic. 在算术里，我们作加减运算。
- The boy used to be no good at arithmetic. 过去那男孩算术总是不行。
- To solve by means of arithmetic. 计算用算术方法解决
- The teacher grounded his pupils in arithmetic. 老师对他的学生进行算术基础训练。
- The work at hand is not a theoretical treatise. 这本著作不是一篇理论性的论文。
