美国哪些私人军事公司承包了五角大楼的秘密任务?五角大楼秘密任务背后的美国私人军事公司揭秘
Which private military companies in the United States have contracted the secret missions of the Pentagon? Unveiling the US private military company behind the Pentagon's secret mission
以上为机器翻译结果，长、整句建议使用 人工翻译 。