An upgraded bomb, when falling, USES data from the global-positioning system in combination with laser and infra-red sensors to adjust a set of fins that work like aeroplane flaps.
When the range is right, the pilot hits the "pickle button" (for serious—that's what it's called) and the laser guided bomb is dropped from something like 20,000 feet.
如果方位正确，飞行员就会按下“发射钮”（貌似还有一个叫法是什么“泡菜按钮”？
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When the range is right, the pilot hits the "pickle button" (for serious—that's what it's called) and the laser guided bomb is dropped from something like 20, 000 feet.