artillery gave cover (ie fired at the enemy to stop them firing back) while the infantry advanced.
炮火掩护步兵前进.
The building was destroyed by an artillery shell.
这座建筑物被炮弹炸毁了.
Any of a breed of gray or black draft horse originally used in France for drawing artillery and heavy coaches but now bred in other countries for general purposes.
柏雪龙马一种产自法国的灰色或黑色的马, 用来拉火炮和四轮大马车, 现在其它国家大量养做它用
