短語(yǔ)詞組短語(yǔ)gun -barrel type plug 槍管式塞子Gun -barrel 槍管長(zhǎng);槍管life of gun -barrel 炮管壽命gun barrel of cement 水泥桶gun barrel vault 圓筒形穹窿gun barrel life 身管壽命gun barrel plalong withing 滾鍍 返回 gun barrel