That's the important thing they're engaging students and students work as teams, collaborate and learn from each other.

最重要的是,它能使学生参与其中,以小组为单位工作，合作并互相学习。

麻省理工公开课 - 媒体、教育、市场课程节选

I don't know if you know how a spark plug works, but for the electrical current to fly into operation in a spark plug, the two points of contact have to be gapped.

我不知道你们是否知道,火花塞是怎样工作的，在电流通入火花塞中使它运转之前，两个接触点之间需要有空隙。

耶鲁公开课 - 文学理论导论课程节选