Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/36e4127d743349a45cc1719a5ceb0986.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 dorsal gun turret是什么意思，dorsal gun turret的翻译，dorsal gun turret音标、读音、用法和例句_果味酸柯林斯词典
Their only armament was one .30 caliber machine gun in the nose, a twin .50 caliber dorsal turret, and a bottom turret. 这批飞机有着各种问题，飞机上装备的武器只有机头的.30口径的机枪、一个双管.50口径的机背炮塔、以及一个底部炮塔。