barrage
/ˈbærɑ:ʒ; ?@ bəˈrɑ:ʒ; bə`rɑʒ/ n
1 barrier built across a river to store water for irrigation, prevent flooding, etc 堰; 拦河坝.
2
(a) heavy continuous gunfire directed onto a particular area to restrict enemy movement 弹幕; 火力网
lay down a barrage 布设火力网.
(b) (fig 比喻) large number (of questions, criticisms, etc) delivered quickly, one after the other 连珠炮似的一大堆（问题、批评等）
face a barrage of angry complaints 面对一连串愤怒的投诉.