您要查找的是不是：
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- 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's a deaf mute and cannot tell anyone secret. 他是个聋哑人，不会把他们的秘密告诉任何人。
- The deaf and mute communicate by sign language. 聋哑人用手语沟通。
- 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。
- The letter "e" in "mouse" is mute. “mouse”中的字母“e”不发音。
- 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。
- Lacking the faculty of speech; mute. 丧失了说话能力的; 哑的
- muting arithmetic 路由算法
- A mute for various brass instruments. 减音器各种铜管乐器中的一种减音器
- The prisoner sat mute, offering nothing in his own defence. 那个囚犯一声不吭地坐着，没说任何为自己辩护的话。
- 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。
- He tried to speak but he was still mute. 他尽力想说，却仍然哑口无声。
- 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。
- She looked at me in mute appeal. 她以恳求的目光默默地望着我。
- Some hard problems in arithmetic bewilder me. 算术上一些难题使我糊涂。
