Radar radio detecting and ranging

• 无线电探测器；雷达

Radar radio detecting and ranging的用法和样例：

例句

1. There are enemy aircraft on the radar screen.
   雷达萤屏上出现了敌人的飞机。
2. The word radarmeans radio detection and ranging.
   雷达这个词的意思是指无线电探测和测距。