读音

/ræˈdɑːr/

释义

• 名词: 雷达，一种利用无线电波探测目标位置、速度和方向的电子设备。例如: “The airplane relies on radar for navigation in bad weather.”
• 动词: 使用雷达进行探测或追踪。例如: “The air traffic control radar can detect planes from miles away.”

短语

• “radar system” 指整个雷达设备和其操作的系统。
• “radar detection” 指通过雷达进行的探测过程。

例句

• 名词: “The military uses advanced radar technology to monitor enemy movements.”
• 动词: “The ship’s radar is constantly scanning the ocean for potential threats.”

同义词

• surveillance equipment
• tracking device
• monitoring system
• radio detection and ranging (缩写即为radar)