N-VAR
雷達;無線電定位裝置
Radar is a way of discovering the position or speed of objects such as aircraft or ships when they cannot be seen, by using radio signals.
例句
Pilots complained that the radars in the Mirages malfunctioned during conditions of high humidity...
飛行員抱怨說在高濕度條件下，“幻影”戰斗機上的雷達出現了故障。
The aircraft was on a flight from Milan when it disappeared from radar screens.
飛機是在從米蘭出發的飛行途中從雷達屏上消失的。