Pentagon
美 [ˈpentəˌɡɑn]英 [ˈpentəɡən]
- n.五边形;五角形;五角大楼(指美国国防部)
- 网络五角大厦;美国五角大楼
复数:pentagons

Pentagon
2.[sing]五角大楼(指美国国防部)the building near Washington DC that is the headquarters of the US Department of Defense and the military leaders
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