请问"pentagon effort"是什么意思?

问题描述:

请问"pentagon effort"是什么意思?
原文:The survey indicated that military personnel felt Pentagon efforts to promote good race relations and equal opportunity were succeeding.

Pentagon是只的五角大楼,还有一个意思是五边形.
你吧这两个单词看成一个整体了,实际单独存在的,effort是努力的意思.
调查表明,军队方面认为五角大楼在努力促进良好的民族关系和平等的机会上面是成功的.