Two hours in forced conversation marked by awkward silences .
两个小时被迫谈话充满了尴尬的沉默。
In all , there were full silences marking the moments of impact and when the towers collapsed .
到处一片寂静，纪念恐怖袭击的影响和双子楼倒塌的瞬间。
But the silences are where I have learned the most about the job that I do .
但是就在那个场面里，我对于我所从事的这个职业得到了最多最深刻的了解。
There may be a lack of early muslim sources for muhammad 's life , but in other regions of the former roman empire there are even more haunting silences .
