Speaking on the plane traveling to Africa, Pope Benedict had said the distribution of condoms does not help combat AIDS, but increases the problem.

VOA: standard.2009.03.29

So the problem here, roughly, is given, a number of cities, and say the cost of traveling from city to city by airplane, what's the least cost round trip that you can find?

基本上就是一个这样的问题,你被告知了一些城市,以及在城市之间坐飞机旅行的花费,那一条是你们能找到最短往返路径？

麻省理工公开课 - 计算机科学及编程导论课程节选

It hosted the event. "Guns and money are flowing from the United States south and fueling this problem and drugs are traveling north" "It's a mutual responsibility between the U.S.and Mexico."

VOA: standard.2010.07.20