She says she had trouble with seventh grade algebra. "I think the teachers are good, but they can't go at a pace that's perfect for everyone."

VOA: standard.2010.03.26

I would have guessed at an increasing pace as you go further down the road.

我猜想它具有极大的跨越性,在你继续深入研究下去之后

耶鲁公开课 - 古希腊历史简介课程节选