If you're on a witness protection program or you're sort of fugitive you probably don't want to sit on the front roll.

如果你在证人保护计划之内,或者是个逃犯级人物,就尽量不要坐在前排了

耶鲁公开课 - 心理学导论课程节选

But Galileo already managed to find examples where things would roll on for a very, very long time.

但伽利略已经成功找到了,物体可以运动很长很长时间的例子

耶鲁公开课 - 基础物理课程节选

See this happens every semester that the chuckles, the grimaces, kind of roll through the crowd as people catch on, but there you go.

每学期学生们看到这，就会偷笑或者做鬼脸之类的，不过你们随意。

哈佛公开课 - 计算机科学课程节选

There's a sense that in this memory the poet somehow saw the name-- presumably, I suppose, saw it on a signboard in the station, as you roll into the station and you see where you are.

在这种记忆中诗人不知怎么地-,我猜想他在看这个题目的时候，是在火车站的布告板上看到的，当你们涌进火车站看自己在哪的时候。

耶鲁公开课 - 现代诗歌课程节选