Since the advent of atomic power, there have been great changes in industry.
自从
子能问世以
,
业领域起了很大变化。
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Yet the pessimism of the 1950s has proved overblown as well: nuclear weapons have proliferated much more slowly than many feared at the dawn of the atomic age, and stockpiles have dwindled since the height of the cold war.
然而,20世纪50年代也对

的悲观情绪进行了过度渲染,事实证明:

扩散速度比在人们担心的原
能初期放慢了许多,
物质储备也自冷战高潮以来减少。