1957年10月4日，苏联发射了首颗人造卫星“斯普特尼克”作为精准武器的全球定位系统，为我们今天所知的GPS铺平了道路。
Sputnik - the first artificial satellite - is launched by the Soviet Union on October 4, 1957, as a global positioning system for precise weapon delivery and paves the way for GPS as we know it today.
一件能在一千五百码开外精准杀伤的武器，为每一个能获得它的家庭或部族带来了一幅全新的欢乐景象。
A weapon which would kill with accuracy at fifteen hundred yards opened a whole new vista of delights to every family or clan which could acquire it.
麻瓜也有类似的武器，不那么精准，但是也非常强大的非致命声波武器。
Muggles have less precise but extremely powerful nonlethal sonic weaponry.
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