| 单词 | radar beacon |
| 释义 | radar beaconnouna radar device at a fixed location that, on receiving a radar signal, automatically transmits a particular radar signal in reply, identifying itself and enabling navigators of ships and aircraft to determine their distance and direction from it. Also called racon. Origin of radar beaconFirst recorded in 1940–45 Words nearby radar beaconracy, rad, RADA, radar, radar astronomy, radar beacon, radar gun, radarkymography, radarman, radar picket, radarscope Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for radar beaconradar beacon nouna device for transmitting a coded radar signal in response to a signal from an aircraft or ship. The coded signal is then used by the navigator to determine his positionAlso called: racon Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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