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.雷达航标：一种发射、接收、放大、改变并返回雷达讯号的固定装置，允许远处的接收者测定它的情况，有时还有范围
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