单词“pentagon”的意思是五边形,多边形的军用地图或计划。读音为:英 [ˈpentəɡən] 美 [ˈpentəɡən]。例句如下:
1. The Pentagon is the main building of the Department of Defense. 五角大楼是美国国防部的主要建筑。
2. The Pentagon is located in Arlington, Virginia. 五角大楼位于弗吉尼亚州的阿灵顿。
3. The Pentagon is a large, complex building. 五角大楼是一座庞大而复杂的建筑。
4. The Pentagon is a five-sided polygon. 五角大楼是一个五边形的建筑。
5. The Pentagon is a symbol of American military might. 五角大楼是美国军事力量的象征。
6. The Pentagon was attacked by Islamic extremists. 五角大楼遭到了伊斯兰极端分子的袭击。
7. I'm trying to get my arms around the Pentagon's spending. 我要试图了解五角大楼的开销。
8. I hope that I will get to visit the Pentagon some day. 我希望有一天我能参观五角大楼。
9. Congress was examining the reasons for the attack on the Pentagon. 国会正在调查对五角大楼的袭击的原因。
10. A member of Congress was quoted as saying that it was an act of terrorism. 一位国会议员说这是恐怖主义行为。
在英语中,使用“pentagon”的场景比较广泛,除了上述例句提到的五角大楼之外,还可以用在描述军事战略或计划的复杂程度时,如: "The military campaign has been laid out in a series of pentagons."(军事行动被详细地阐述了一系列五角星形状的战略规划。)另外,“pentagon”还可能被用于指代类似复杂结构的事物,例如某种工程的构造方式或者电脑编程中算法的具体流程图等等。
希望这个单词的解释以及用法的阐述对您有帮助。