The nation's capital is not immune to the problem. In Washington,the Polaris Project sees sex trafficking victims who are U.S.citizens, and women from South Korea, China and Latin America.

VOA: standard.2010.05.24

An obvious problem with this theory, and Freud acknowledges this problem in Beyond the Pleasure Principle, is that it's awfully hard to keep death and sex separate.

这个理论的有一个明显的问题，弗洛伊德在《超越快乐原则》中也承认了，那就是很难将死亡与性分开。

耶鲁公开课 - 文学理论导论课程节选

An obvious problem with this theory, and Freud acknowledges this problem in Beyond the Pleasure Principle, is that it's awfully hard to keep death and sex separate.

这个理论的有一个明显的问题，弗洛伊德在《超越快乐原则》中也承认了，那就是很难将死亡与性分开。

耶鲁公开课 - 文学理论导论课程节选