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单词 shoran
释义

WordReference Random House Unabridged Dictionary of American English © 2024
shor•an  (shôr′an, shōr′-),USA pronunciation n. 
  1. Electronics, Aeronauticsa system for aircraft navigation in which two signals sent from an aircraft are received and answered by two fixed transponders, the round-trip times of the signals enabling the navigator to determine the aircraft's position.
  • sho(rt) ra(nge) n(avigation) 1930–35

Collins Concise English Dictionary © HarperCollins Publishers::
shoran /ˈʃɔːræn/ n
  1. a short-range radar system by which an aircraft, ship, etc, can accurately determine its position by the time taken for a signal to be sent to two radar beacons at known locations and be returned
Etymology: 20th Century: sho(rt) ra(nge) n(avigation)
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更新时间：2025/2/23 8:00:11