Security is part of a three-prong approach the Obama administration has adopted toward Afghanistan, along with political progress and promoting development.

VOA: standard.2009.08.23

In particular, we're going to focus in the beginning, on polio virus, which is another great success story, but where a very different approach to vaccine development was used.

特别地,在开始我们会关注脊髓灰质炎病毒,那是又一个成功的故事,但又与发现疫苗的过程不尽相同

耶鲁公开课 - 生物医学工程探索课程节选

"We need a more comprehensive approach and we need therefore a new concordant spanning economic development, strengthening institutions, improved security through deeper cooperation on both counter-terrorism and other issues,"

VOA: standard.2009.05.13

The president has said on numerous occasions that the key to combating al-Qaida and Taliban advances is a regional approach that includes three elements: military action,diplomacy, and support for development.

VOA: standard.2009.03.26