TED演讲之面对灾难:如何在核袭击中生存(2)
Chapter one is 1949 to 1991, when the Soviet Union broke up, 第一个时期从1949年到1991年苏联解体 and what we were dealing with, at that point and through those years, was a superpowers' nuclear arms race. 我们要关注的是在这些年间有一场超级大国之间的核军备竞赛 It was characterized by a nation-versus-nation, very fragile standoff. 这场核军备竞赛最主要的特点就是,国家之间的...