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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。
- You need to filter the drinking water. 你需要把饮用水过滤。
- 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。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- 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。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- What's the correct answer to this arithmetic question? 这道算术问题的正确答案是什么?
- Put the coffee in the filter and let the water run through. 把咖啡倒入滤器里让水流过。
- My brother is poor at arithmetic. 我弟弟的算术很差。
- The filter cleans the fuel before it enters the engine. 在燃料进入发动机之前,过滤器先把它过滤。
- 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。
- Layered gravel and charcoal to make a filter. 将砂砾和木炭分层以做成过滤器
- 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。