And,he notes humanitarian organizations have great difficulty in reaching them with much needed assistance.

VOA: standard.2009.09.26

The difficulty of the poem lies to a great degree, I think, in something that Dr. Johnson had noted in his attack or in his criticism on Lycidas that I mentioned on Monday.

诗歌本身的难点很大程度上，在于约翰逊博士在他对利西达斯的,抨击中提到的一些点。

耶鲁公开课 - 弥尔顿课程节选

The difficulty of the poem lies to a great degree, I think, in something that Dr. Johnson had noted in his attack or in his criticism on Lycidas that I mentioned on Monday.

诗歌本身的难点很大程度上，在于约翰逊博士在他对利西达斯的,抨击中提到的一些点。

耶鲁公开课 - 弥尔顿课程节选