灯塔 信号浮标 烽火 指路明灯英释中释
...a huge office tower with aircraft warning beacons on the roof..…一个屋顶有航行警告灯的巨型办公塔。
beacon light,立标灯；信标灯，航标灯
radio beacon,无线电信标；无线电指向台
light beacon,灯桩；灯光信标
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