And,he says,law enforcement's efforts are often hindered by a lack of resources - and other priorities.

VOA: standard.2010.08.11

They see this movie as you see this movie in terms of helping and hindering, and somebody going to somebody that helped it versus hindered it.

婴儿和你们一样从进攻与防守的角度,观看了这部影片,一方试图进攻,另一方进行防守

耶鲁公开课 - 心理学导论课程节选

And they'd see this over and over again and the question is would they expect babies-- would babies expect the one to approach the one that helped it or approach the one that hindered it?

婴儿会反复观看这段影片,而问题在于,婴儿是希望进攻者持球,还是希望防守者持球

耶鲁公开课 - 心理学导论课程节选

The World Economic Forum also released its Africa Competitiveness Report which said that African competitiveness in global markets was hindered by under-developed infrastructure, healthcare,education and financial institutions.

VOA: standard.2009.06.10