常見例句The pin on which a gun carriage revolves. 砲架樞軸砲架轉(zhuǎn)動用的樞軸The part of a gun carriage that rests or slides on the ground. 底板靠在地麪或沿地麪滑動的大砲輪架部分The frame on which a gun carriage moves forward and backward. 砲底架砲架在其上前後移動的砲底架dismount a gun from the gun carriage 從砲架上卸下大砲the frame on which a gun carriage moves forward and backward 砲架在其上前後移動的砲底架the part of a gun carriage that rests or slides on the ground 底板靠在地麪或沿地麪滑動的大砲輪架部分 返回 gun carriage