C2 noun #89,540 最常用

an electronic signal that has been reflected back to the radar antenna; contains information about the location and distance of the reflecting object

radar echo 30秒了解

  • (noun) an electronic signal that has been reflected back to the radar antenna; contains information about the location and distance of the reflecting object

Meanings

  1. 1
    noun an electronic signal that has been reflected back to the radar antenna; contains information about the location and distance of the reflecting object
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