| 单词 | radar beacon |
| 释义 | radar beacon (once / 1313257 pages) n WORD FAMILY radar beacon USAGE EXAMPLESThe transponder — the radar beacon that identifies a plane and its location — stopped transmitting. Washington Post(Mar 16, 2014) The plane, she explains, will take off into the wind to give lift, then turn down towards the radar beacon at Seaford. The Guardian(Apr 23, 2010) n a device that, on receiving radar signals, transmits coded signals in response to help navigators determine their position Syn|Hyper racon electronic signal a signal generated by electronic means |
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