"As we always have said Afghanistan is a victim of terrorism, but the sources of the terrorists and their sanctuaries are on the other side of the border,"

VOA: standard.2009.03.19

But this isn't very convincing. Only one set of diseases is said to generate ritual impurity, and many substances these are not sources of ritual impurity to Israel's priests.

但这不是很令人信服，只有某一疾病,时由于不洁的仪式引发的，很多,这些对以色列祭司来说并不是不洁的来源。

耶鲁公开课 - 旧约导论课程节选

Only those in other words engaged in the continual struggle to clarify their thinking to remove sources of contradiction and incoherence only those people can be said to live worthwhile lives.

换言之，也仅有那些身处,持恒挣扎于厘清其思维的人,于移除矛盾及无条理源头的人,仅有那些人,才称得上是值得活的生命。

耶鲁公开课 - 政治哲学导论课程节选

On Thursday, a Kuwaiti newspaper,al-Qabas, said unnamed Kuwaiti security sources confirmed that al-Qaida has regrouped in the region in recent months, thanks largely to the deteriorating security in Somalia and Yemen.

VOA: standard.2010.01.07

At a recent discussion about illegal drugs at the James A.Baker Institute for Public Policy at Rice University, DEA intelligence chief for the Houston sector,Gary Hale, said one sign of progress is that the cartels are seeking other sources of income, with drugs comprising only about "What does that mean?

VOA: standard.2009.12.18