He was two blocks away when the towers fell, and he saw everything.

世贸大楼倒下时，他就在两个街区之外，目睹了一切。

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Waterfalls will course down the side walls and then into the square in the middle — a symbol of the void created when the towers fell — when the project is complete.

设计象征着世贸大楼倒塌的空白瞬间---当工程完成时，水就会引入。

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When the twin towers fell, Americans stopped traveling.

当双子塔倒塌时，美国人暂停了行走的步伐。

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In September of their senior year, the World Trade Center and the Pentagon were attacked and the towers fell.

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He and then-Police Commissioner Bernard Kerik had just stepped onto the city streets after one of the towers fell, Giuliani said.

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Nicholas Church, a modest 170-year-old building that had stood next to the World Trade Center and was destroyed when the towers fell.

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