It reflected the fact that these decades saw a climb in general standards of living and avoidance of mass societal traumas like foil-scale war or economic deprivation.
2019年12月六级真题（第一套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-VAR
精神创伤;惊骇(或痛苦)经历
Trauma is a very severe shock or very upsetting experience, which may cause psychological damage.