Clinton,according to a text of her remarks released by U.S.officials, said the need for additional forces to supplement the 30,000 troops being added by the United States is urgent - but that the presence will not be indefinite.

VOA: standard.2009.12.05

It's very difficult even to keep in mind the conceptual difference between these two sorts of supplement.

要记住,这两种补充的不同是很难的。

耶鲁公开课 - 文学理论导论课程节选

It's very difficult even to keep in mind the conceptual difference between these two sorts of supplement.

要记住,这两种补充的不同是很难的。

耶鲁公开课 - 文学理论导论课程节选