dropping metal meaning in English

熔融金属滴

Fmv sequence in a spaceship - looks terran - zooming in on a metal door - door opening - reveals a guy with a cigar in chains - prisoner - door shuts behind him - there ' s so much bass the room is shaking - guy steps into some kind of metallic devicce - legs are strapped in - guy rising toward ceiling - korean text on screen got people very excited - another part of the machine is dropping metal arms on him - machine whirring - applying armor to his torso - extremly detailed visuals here - now guy is strapping on gloves - armor is molding together - seems like a terran marine - rockets turn on - zerg now onscreen - marine delivers a line - starcraft 2 officially announced
场景是在宇宙飞船上，看起来像人族，镜头拉大到一个铁门，门打开了，一个被拷着的抽雪茄的人，门在他后面关上了，低音很重，房屋都在战抖，人们走进一种金属装置重，腿都捆在上面，人跳起来快到房顶了，屏幕上的韩文让人们非常兴奋，另一部分机器在给他戴上机器手，全身覆盖上装甲，可以看到很多细节，现在那人戴上手套，装甲成型了，看起来像人族的机枪兵，火箭发射? ?现在出现了虫族，机枪兵排成了线? ?星际2官方公布了！！！