It is widely suspected that the hijackers had used air timetables, amongst other things, to coordinate their attacks.
It is widely suspected that the hijackers had used air timetables, amongst other things, to coordinate their attacks.
普遍的怀疑看法是，除了其它一些东西外，劫机者还使用了航空时刻表，用以协调他们的袭击。