a large number of bullets fired at the same time or one after another very quickly(子弹的)齐射,连发
a fusillade of automatic fire自动武器的火力齐射
formal figurative A fusillade (= sudden large amount) of questions greeted the president at this afternoon's press conference.在今天下午的新闻发布会上,总统遭到了连珠炮一般的提问。