| 单词 | pan-pan | 
| 释义 | pan-pan[ pahn-pahn ] / ˈpɑnˈpɑn / nounan international distress signal used by shore stations to inform a ship, aircraft, etc., of something vital to its safety or to the safety of one of its passengers. Sometimes pan  [pahn]  /pɑn/ . Origin of pan-panreduplication and alteration of French panne ‘breakdown, failure’ Words nearby pan-panpanoramic radiograph, panoramic sight, panoramic x-ray film, panotitis, pan out, pan-pan, panpipe, panpipes, pan potentiometer, panpsychism, panradiometer Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020  | 
	
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