求翻译：“9•11事件”指的是美国东部时间2001年9月11日上午恐怖分子劫持的4架民航客机撞击美国纽约世界贸易中心和华盛顿五角大楼的历史事件。包括美国纽约地标性建筑世界贸易中心双塔在内的6座建筑被完全摧毁，其它23座高层建筑遭到破坏，美国国防部总部所在地五角大楼也遭到袭击。是什么意思？

"9 • 11 event" refers to the historical events of the U.S. Eastern time the morning of September 11, 2001 terrorists hijacked four civilian airliners hit the New York World Trade Center and the Pentagon in Washington. 6 building, including the United States in New York's landmark World Trade Center

" 9 •11 incident" refers to the United States Eastern time in September 2001 on the morning of 11 terrorists hijacked four commercial airliners hit the New York World Trade Center and the Pentagon, Washington, D.C. , 5 historical events. Including the New York landmarks, World Trade Center twin towe

“9•11 events” refer to 4 airline carriers of passengers which was the American Eastern Time on September 11, 2001 the terrorist kidnaps in the morning to hit the American New York world trade center and the Washington Pentagon's historical event.Are destroyed completely including the American New Yo

"Following the incident," referring to the United States Eastern time 4 of the morning of September 11, 2001, terrorists hijacked airliner hit United States historical events of New York's World Trade Center and the Pentagon in Washington. Including United States landmark World Trade Center twin tow

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