downrange的音标？

The signal was picked up by a downrange radar station.该信号被试验飞行方向之内的雷达站收到了.The missile was fired downrange.飞弹沿着试验飞行方向发射了.You can knock down everyone else's target with the shock wave of your bullet going downrange.你能...

adj.& adv.发射中心和沿着试验航向的[地]，下靶场，下靶区...