Revisions implying that you've got something and then it's worked over again, additions might be made so now that's a new source.

修订意味着，你已经有素材,重新研究，这时候所增加的，变成了新的素材。

耶鲁公开课 - 旧约导论课程节选

That has been a frequent source of the criticism of the New Criticism in its afterlife over the last forty or fifty years.

这也是新批评派,在过去四五十年的,理论根据之一。

耶鲁公开课 - 文学理论导论课程节选

It can be understood as a source of new-found authority, of the freedom of one who has been characteristically not free and can be received by a reading community in those terms.

这可以被理解为一种新建立的权威和，一个特性上不自由的人的自由的源头,同时也可以被看做在这些领域里的一个阅读区。

耶鲁公开课 - 文学理论导论课程节选