| 单词 | navigation beacon | 
| 释义 | > as lemmasnavigation beacon   navigation beacon  n. a beacon marked by a light or emitting a radio signal for use in aircraft navigation. ΚΠ 1941    J. Masefield Nine Days Wonder 3  				In war-time, when the navigation-beacons are extinguished. 1990    Philos. Trans. 		(Royal Soc.)	 B. 328 612  				The DC-3 flew over the Fredericton VOR (VHF omni-range navigation beacon). < as lemmas  | 
	
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