radar
翻译
雷达
例句
The ship was detected by radar.
这艘船被雷达探测到了。
He tries to stay off the media's radar.
他试图避开媒体的关注。
语法模式
((detected by radar)) 被雷达探测到 The aircraft was detected by radar.
((on sb's radar)) 在某人的关注范围内 The issue is now on the government's radar.
((under the radar)) 避开注意 The company stayed under the radar for years.
近义词
同义词: detector, sensor
词源
“RAdio Detection And Ranging”（无线电探测和测距）的首字母缩写词。
记忆技巧
记住这个首字母缩写词：RAdio Detection And Ranging。它也是一个回文词，即正读和反读都一样。