航迹云 hángjìyún contrail Definitions Defs Origin Strokes Stroke Words Sentences Sents 航迹云 航跡雲 hángjìyún contrail condensation trail or vapor trail left in the sky by an aircraft engine or wingtip Cross-References Same as 飞行云 fēixíngyún
航迹云 航跡雲 hángjìyún contrail condensation trail or vapor trail left in the sky by an aircraft engine or wingtip Cross-References Same as 飞行云 fēixíngyún
