As he watched jets fly overhead, an idea came to him to use weather balloons to fly.

他看到喷气机从头顶飞过，就想到可以用气象探测气球来飞行。

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In just a few minutes, your correspondent witnessed a transport plane taking off, three fighter jets roaring overhead and a military helicopter rumbling to life.

就在几分钟内，笔者亲眼目睹了一架运输机腾空而起，三架喷气战斗机在头顶呼啸而过，一架军用直升机在隆隆上升。

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There's the occasional background rumble of aircraft, Nato jets flying overhead.

偶尔还有北约飞机在空中飞过的声音。

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Before long there's the wail of ambulances, and the dull roar of Nato jets overhead.

BBC: Libya: Misrata's terrifying routine

Much of the traffic flow into New York from the west passes over Cleveland, and sometimes planes in Ohio and other nearby spots have a hard time getting an opening in the conga line of jets overhead.

WSJ: The Worst Flight in America

Jets roared overhead the city Tuesday morning, dropping flares and bombs and zeroing in on Serb military targets.

CNN: The scene in Sarajevo