Extended periods of stress have been linked to headaches, difficulty sleeping, stomach problems and skin disorders.

VOA: special.2009.03.24

Not all of the novels aspire to or have as their purpose that kind of difficulty that sometimes English majors really want.

不是所有的小说都希望或者拥有,英语主修生想到的那种难度。

耶鲁公开课 - 1945年后的美国小说课程节选

So, if you apply that back to Franny, why does Zooey have this difficulty?

因此，如果你们将这点对应弗兰尼来思考，为什么左伊会遇到这个困难呢？

耶鲁公开课 - 1945年后的美国小说课程节选

Those areas that are most eager to get to the content say they may have difficulty in using it because it's not in their language or might not make sense within their culture.

那些渴望得到这些信息的地区,很可能在使用这些信息时遇到困难,因为这些信息用的不是他们的语言,或者在他们的文化里这些信息不成立。

麻省理工公开课 - 媒体、教育、市场课程节选

We don't have an enormous difficulty grasping them, and it doesn't seem to me that our capability of grasping irony is founded on a necessary, underlying agreement.

我们在理解时不会用很大困难，而且我认为，我们理解讽刺的能力,是建立在必要的，潜在的共识之上的。

耶鲁公开课 - 文学理论导论课程节选

A writer like Mary Astell can employ Milton's revolutionary rhetoric to advance a cause to which John Milton himself would of course ; have had difficulty subscribing; a dead Milton could exercise a social power that had nothing whatsoever to do with the living Milton's own social views.

一个像玛丽·阿斯苔这样的作者可以用弥尔顿的革命性语言,来推动一项事业，一项约翰·弥尔顿本人当然很难,赞同的事业;,死去的弥尔顿竟然能够操纵与生前弥尔顿的社会观点,毫无关系的社会力量。

耶鲁公开课 - 弥尔顿课程节选