兵器演进，科技引领。红豆视频在线观看免费完整

　　This film runs the weapons’ history in a very hilarious way, from the club to the atomic bomb. 　　From the cudgel to the atomic bomb, this film shows the history of weapons in an amusing way. The film draws the conclusion that if we go on like this we will inevitably tend toward a future where a drop slipped through the alembics of a nuclear scientist might be sufficient to destr... (展开全部)