英语词汇radar beacon怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	radar beacon
释义	radar beaconn.（名词） A fixed device that sends or receives, amplifies, alters, and returns a radar signal, permitting a distant receiver to determine its bearing and sometimes its range.雷达信标：会传送或接收、扩大、改变以及回报雷达讯号的固定仪器，让远方接收器决定其方向，有时也决定其范围
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