noun 下载 🔗分享 火炮击发装置,炮闩。 A mechanism fitted to a cannon that fires it when a cord is pulled. Examples : "During the historical reenactment, the cannon fired with a loud boom when the artilleryman pulled the cord attached to the gunlock. " 在历史重演中,炮兵拉动连接在火炮击发装置上的绳子,大炮就发出巨响发射了。 military weapon nautical machine device 与AI对话词汇游戏阅读练习