Read Edit View history 梯次队形 tīcìduìxíng echelon formation Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 梯次队形/梯次隊形 · tīcìduìxíng · echelon formation 2026/03/04 梯次队形 / 梯次隊形 tīcìduìxíng echelon formation echelon formation (military) 战机以梯次队形飞越广场。 created sense Mar 4, 2026, 02:25 AM