radar

n.

1. 雷达
   • The ship, with the help of radar, sailed in thick fog.
     船借助于雷达在浓雾中航行。
   • They are following the flight of an aircraft by radar.
     他们正在用雷达追踪一架飞机的飞行。
2. 雷达装置
   • Enemy ships were detected on the radar.
     敌舰的影像已显现在雷达上。