radar
翻譯
雷達
例句
The ship was detected by radar.
這艘船被雷達探測到了。
He tries to stay off the media's radar.
他試圖避開媒體的關注。
文法模式
((detected by radar)) 被雷達探測到 The aircraft was detected by radar.
((on sb's radar)) 在某人的關注範圍內 The issue is now on the government's radar.
((under the radar)) 避開注意 The company stayed under the radar for years.
近義詞
同義詞: detector, sensor
詞源
「RAdio Detection And Ranging」（無線電探測和測距）的首字母縮寫詞。
記憶技巧
記住這個首字母縮寫詞：RAdio Detection And Ranging。它也是一個迴文詞，即正讀和反讀都一樣。