His comments reflected what other officials have said that ending the F-22 program is just one part of the effort to shift the focus of U.S.defenses away from what they see as the relatively remote possibility of a war with a major power and toward the types of smaller-scale conflicts of recent years.

VOA: standard.2009.07.21

Shift the focus of your thoughts to your breathing.

把思想的焦点，转移到呼吸上。

哈佛公开课 - 幸福课课程节选

Shift the focus of your breath.

转移呼吸的焦点。

哈佛公开课 - 幸福课课程节选