The feeling of safety provided by two mighty oceans now gone, Americans no longer get on planes as if they were buses or go tee baseball games without a brush from a metal or explosives detector.

• 过去由于位于两大洋之间而产生的安全感现在已经不存在了。美国人无法再像以前乘公共汽车或者看棒球赛那样方便的乘坐飞机了，必须接受金属和爆炸物的探测。