rain(sth)down
—phrasal verbwithrainverb[I]uk/reɪn/us/reɪn/
tofallinlargeamounts, or todirectsomething inlargeamounts, usuallyforcefullyorviolently
（通常指猛烈地）使大量降下，雨点般落下；（把…）密集地投下
Bombsraineddownonthebesiegedcity.炸弹雨点般倾泻到被围困的城市里。
Herattackerraineddownblowson her.袭击她的人对她一通狂殴。