Pollner
[人名] 波尔纳
🗣️ 情景例句
You don't know up from down.
你黑白不分。
He's behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，