So my friend decided he'd give it a try and he raised his hand and he said, "Voltaire," and then paused and hesitated and continued with his lecture as though my friend had never asked his question.

所以我朋友也决定要试试,他就举起手说：“伏尔泰“,然后停顿一下，犹豫会儿，就又接着开始讲了,就好像我朋友没问过问题一样。

耶鲁公开课 - 文学理论导论课程节选

maybe you're practicing English with a native speaker and you didn't quite catch what the other person said.

也许你正和一位母语为英语的朋友练习英语口语，但你没能很好地理解那个人在说什么。

Would you 课堂 - SpeakingMax英语口语达人

Your friends are lucky. They don't have this teacher.

你的朋友们很幸运，没遇上这样的老师。

How long课堂 - SpeakingMax英语口语达人