機き械かい化か歩ほ兵へいきかいかほへいMeanings1nounmechanized infantrymilitaryMilitary term for infantry units equipped with armored vehicles for transport and combat support.機き械かい化か歩ほ兵へい部ぶ隊たいが前ぜん線せんに展てん開かいした。The mechanized infantry unit deployed to the front line.