音标发音英式音标 [ˌnaɪn.ɪˈlev.ən]美式音标 [ˌnaɪn.ɪˈlev.ən]英式发音 美式发音 基本解释(2001年袭击美国世贸大厦和五角大楼的) 9/11 事件。同根派生 9/11相关词英汉例句Since 9/11 there has been more cooperation between Russia and America. 自从9/11事件后,俄美两国加强了合作。9/11更多例句英英字典剑桥英英字典 September the eleventh, written in US style: the date of the attacks on the World Trade Center and the Pentagon in the US in 20019/11剑桥字典9/11柯林斯字典