n.套(护板；装甲)
An armored protective cylinder around a revolving gun turret on a warship. 军舰上的露天炮塔军舰上旋转炮塔四周的保护性装甲圆柱体
The combat arm that deploys armored vehicles, such as tanks. 装甲部队部署装甲车辆的战斗部队，如坦克
A small rounded and domed structure, as for observation, on a tracked, armored vehicle. 旋转炮塔用于观察等的小型圆形或半圆形建筑物，装在有履带的装甲车上
