- [U]雷达 a method of finding the position of solid objects by receiving and measuring the speed of radio waves returning from them
- [U]雷达装置 equipment used for this
measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
There are enemy aircraft on the radar screen.
They plotted aircraft movements by radar.
The ship, with the help of radar, sailed in thick fog.
They are following the flight of an aircraft by radar.
Enemy ships were detected on the radar.